Home / 39,753.90-59,627.18-13,455.62

Finding the Fourth Proportional to 39,753.90, 59,627.18 and 13,455.62

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Solution

The fourth proportional to 39,753.90, 59,627.18 and 13,455.62 is: 20,182.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,753.90 : 59,627.18 = 13,455.62 : x
  2. Step 2: Convert to fraction form
    39,753.90/59,627.18 = 13,455.62/x
  3. Step 3: Cross multiply
    39,753.90x = 59,627.18 × 13,455.62
  4. Step 4: Simplify right side
    39,753.90x = 802,320,675.75
  5. Step 5: Solve for x
    x = 802,320,675.75/39,753.90
  6. Step 6: Final answer
    x = 20,182.19

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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.