Home / 39,545.34-59,321.16-11,465.88

Finding the Fourth Proportional to 39,545.34, 59,321.16 and 11,465.88

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Solution

The fourth proportional to 39,545.34, 59,321.16 and 11,465.88 is: 17,199.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,545.34 : 59,321.16 = 11,465.88 : x
  2. Step 2: Convert to fraction form
    39,545.34/59,321.16 = 11,465.88/x
  3. Step 3: Cross multiply
    39,545.34x = 59,321.16 × 11,465.88
  4. Step 4: Simplify right side
    39,545.34x = 680,169,302.02
  5. Step 5: Solve for x
    x = 680,169,302.02/39,545.34
  6. Step 6: Final answer
    x = 17,199.73

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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.