Home / 47,425.08-71,136.81-14,145.24

Finding the Fourth Proportional to 47,425.08, 71,136.81 and 14,145.24

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Solution

The fourth proportional to 47,425.08, 71,136.81 and 14,145.24 is: 21,217.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,425.08 : 71,136.81 = 14,145.24 : x
  2. Step 2: Convert to fraction form
    47,425.08/71,136.81 = 14,145.24/x
  3. Step 3: Cross multiply
    47,425.08x = 71,136.81 × 14,145.24
  4. Step 4: Simplify right side
    47,425.08x = 1,006,247,250.28
  5. Step 5: Solve for x
    x = 1,006,247,250.28/47,425.08
  6. Step 6: Final answer
    x = 21,217.62

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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.