Home / 30,124.92-45,186.17-14,337.62

Finding the Fourth Proportional to 30,124.92, 45,186.17 and 14,337.62

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Solution

The fourth proportional to 30,124.92, 45,186.17 and 14,337.62 is: 21,505.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,124.92 : 45,186.17 = 14,337.62 : x
  2. Step 2: Convert to fraction form
    30,124.92/45,186.17 = 14,337.62/x
  3. Step 3: Cross multiply
    30,124.92x = 45,186.17 × 14,337.62
  4. Step 4: Simplify right side
    30,124.92x = 647,861,837.10
  5. Step 5: Solve for x
    x = 647,861,837.10/30,124.92
  6. Step 6: Final answer
    x = 21,505.84

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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.