Home / 26,772.13-36,947.73-14,839.31

Finding the Fourth Proportional to 26,772.13, 36,947.73 and 14,839.31

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Solution

The fourth proportional to 26,772.13, 36,947.73 and 14,839.31 is: 20,479.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,772.13 : 36,947.73 = 14,839.31 : x
  2. Step 2: Convert to fraction form
    26,772.13/36,947.73 = 14,839.31/x
  3. Step 3: Cross multiply
    26,772.13x = 36,947.73 × 14,839.31
  4. Step 4: Simplify right side
    26,772.13x = 548,278,967.28
  5. Step 5: Solve for x
    x = 548,278,967.28/26,772.13
  6. Step 6: Final answer
    x = 20,479.47

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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.