Home / 36,957.13-55,402.79-13,578.10

Finding the Fourth Proportional to 36,957.13, 55,402.79 and 13,578.10

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Solution

The fourth proportional to 36,957.13, 55,402.79 and 13,578.10 is: 20,355.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,957.13 : 55,402.79 = 13,578.10 : x
  2. Step 2: Convert to fraction form
    36,957.13/55,402.79 = 13,578.10/x
  3. Step 3: Cross multiply
    36,957.13x = 55,402.79 × 13,578.10
  4. Step 4: Simplify right side
    36,957.13x = 752,264,416.50
  5. Step 5: Solve for x
    x = 752,264,416.50/36,957.13
  6. Step 6: Final answer
    x = 20,355.06

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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.