Home / 15,707.01-23,560.82-12,572.47

Finding the Fourth Proportional to 15,707.01, 23,560.82 and 12,572.47

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Solution

The fourth proportional to 15,707.01, 23,560.82 and 12,572.47 is: 18,858.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,707.01 : 23,560.82 = 12,572.47 : x
  2. Step 2: Convert to fraction form
    15,707.01/23,560.82 = 12,572.47/x
  3. Step 3: Cross multiply
    15,707.01x = 23,560.82 × 12,572.47
  4. Step 4: Simplify right side
    15,707.01x = 296,217,654.55
  5. Step 5: Solve for x
    x = 296,217,654.55/15,707.01
  6. Step 6: Final answer
    x = 18,858.94

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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.