Home / 30,337.27-45,516.71-15,553.15

Finding the Fourth Proportional to 30,337.27, 45,516.71 and 15,553.15

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Solution

The fourth proportional to 30,337.27, 45,516.71 and 15,553.15 is: 23,335.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,337.27 : 45,516.71 = 15,553.15 : x
  2. Step 2: Convert to fraction form
    30,337.27/45,516.71 = 15,553.15/x
  3. Step 3: Cross multiply
    30,337.27x = 45,516.71 × 15,553.15
  4. Step 4: Simplify right side
    30,337.27x = 707,928,218.14
  5. Step 5: Solve for x
    x = 707,928,218.14/30,337.27
  6. Step 6: Final answer
    x = 23,335.26

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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.