Home / 35,742.28-53,613.83-12,363.25

Finding the Fourth Proportional to 35,742.28, 53,613.83 and 12,363.25

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Solution

The fourth proportional to 35,742.28, 53,613.83 and 12,363.25 is: 18,545.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,742.28 : 53,613.83 = 12,363.25 : x
  2. Step 2: Convert to fraction form
    35,742.28/53,613.83 = 12,363.25/x
  3. Step 3: Cross multiply
    35,742.28x = 53,613.83 × 12,363.25
  4. Step 4: Simplify right side
    35,742.28x = 662,841,121.93
  5. Step 5: Solve for x
    x = 662,841,121.93/35,742.28
  6. Step 6: Final answer
    x = 18,545.02

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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.