Home / 26,256.76-36,234.95-14,321.21

Finding the Fourth Proportional to 26,256.76, 36,234.95 and 14,321.21

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Solution

The fourth proportional to 26,256.76, 36,234.95 and 14,321.21 is: 19,763.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,256.76 : 36,234.95 = 14,321.21 : x
  2. Step 2: Convert to fraction form
    26,256.76/36,234.95 = 14,321.21/x
  3. Step 3: Cross multiply
    26,256.76x = 36,234.95 × 14,321.21
  4. Step 4: Simplify right side
    26,256.76x = 518,928,075.51
  5. Step 5: Solve for x
    x = 518,928,075.51/26,256.76
  6. Step 6: Final answer
    x = 19,763.60

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Half scale
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Double scale
Find fourth proportional to 26,257.76, 36,236.33 and 14,322.21
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.