Home / 39,501.60-59,255.94-11,421.24

Finding the Fourth Proportional to 39,501.60, 59,255.94 and 11,421.24

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Solution

The fourth proportional to 39,501.60, 59,255.94 and 11,421.24 is: 17,132.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,501.60 : 59,255.94 = 11,421.24 : x
  2. Step 2: Convert to fraction form
    39,501.60/59,255.94 = 11,421.24/x
  3. Step 3: Cross multiply
    39,501.60x = 59,255.94 × 11,421.24
  4. Step 4: Simplify right side
    39,501.60x = 676,776,312.17
  5. Step 5: Solve for x
    x = 676,776,312.17/39,501.60
  6. Step 6: Final answer
    x = 17,132.88

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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.