Home / 15,102.92-22,654.40-5,740.74

Finding the Fourth Proportional to 15,102.92, 22,654.40 and 5,740.74

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Solution

The fourth proportional to 15,102.92, 22,654.40 and 5,740.74 is: 8,611.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,102.92 : 22,654.40 = 5,740.74 : x
  2. Step 2: Convert to fraction form
    15,102.92/22,654.40 = 5,740.74/x
  3. Step 3: Cross multiply
    15,102.92x = 22,654.40 × 5,740.74
  4. Step 4: Simplify right side
    15,102.92x = 130,052,991.55
  5. Step 5: Solve for x
    x = 130,052,991.55/15,102.92
  6. Step 6: Final answer
    x = 8,611.12

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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.