Home / 26,271.19-36,254.25-16,839.78

Finding the Fourth Proportional to 26,271.19, 36,254.25 and 16,839.78

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Solution

The fourth proportional to 26,271.19, 36,254.25 and 16,839.78 is: 23,238.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,271.19 : 36,254.25 = 16,839.78 : x
  2. Step 2: Convert to fraction form
    26,271.19/36,254.25 = 16,839.78/x
  3. Step 3: Cross multiply
    26,271.19x = 36,254.25 × 16,839.78
  4. Step 4: Simplify right side
    26,271.19x = 610,513,328.59
  5. Step 5: Solve for x
    x = 610,513,328.59/26,271.19
  6. Step 6: Final answer
    x = 23,238.89

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Half scale
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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.