Home / 31,468.26-47,202.38-13,000.74

Finding the Fourth Proportional to 31,468.26, 47,202.38 and 13,000.74

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Solution

The fourth proportional to 31,468.26, 47,202.38 and 13,000.74 is: 19,501.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,468.26 : 47,202.38 = 13,000.74 : x
  2. Step 2: Convert to fraction form
    31,468.26/47,202.38 = 13,000.74/x
  3. Step 3: Cross multiply
    31,468.26x = 47,202.38 × 13,000.74
  4. Step 4: Simplify right side
    31,468.26x = 613,665,869.76
  5. Step 5: Solve for x
    x = 613,665,869.76/31,468.26
  6. Step 6: Final answer
    x = 19,501.11

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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.