Home / 26,278.76-36,264.80-14,342.35

Finding the Fourth Proportional to 26,278.76, 36,264.80 and 14,342.35

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Solution

The fourth proportional to 26,278.76, 36,264.80 and 14,342.35 is: 19,792.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,278.76 : 36,264.80 = 14,342.35 : x
  2. Step 2: Convert to fraction form
    26,278.76/36,264.80 = 14,342.35/x
  3. Step 3: Cross multiply
    26,278.76x = 36,264.80 × 14,342.35
  4. Step 4: Simplify right side
    26,278.76x = 520,122,454.28
  5. Step 5: Solve for x
    x = 520,122,454.28/26,278.76
  6. Step 6: Final answer
    x = 19,792.50

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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.