Home / 53,947.10-80,920.65-17,006.30

Finding the Fourth Proportional to 53,947.10, 80,920.65 and 17,006.30

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Solution

The fourth proportional to 53,947.10, 80,920.65 and 17,006.30 is: 25,509.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,947.10 : 80,920.65 = 17,006.30 : x
  2. Step 2: Convert to fraction form
    53,947.10/80,920.65 = 17,006.30/x
  3. Step 3: Cross multiply
    53,947.10x = 80,920.65 × 17,006.30
  4. Step 4: Simplify right side
    53,947.10x = 1,376,160,850.10
  5. Step 5: Solve for x
    x = 1,376,160,850.10/53,947.10
  6. Step 6: Final answer
    x = 25,509.45

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.