Home / 29,130.38-43,719.50-15,094.70

Finding the Fourth Proportional to 29,130.38, 43,719.50 and 15,094.70

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Solution

The fourth proportional to 29,130.38, 43,719.50 and 15,094.70 is: 22,654.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,130.38 : 43,719.50 = 15,094.70 : x
  2. Step 2: Convert to fraction form
    29,130.38/43,719.50 = 15,094.70/x
  3. Step 3: Cross multiply
    29,130.38x = 43,719.50 × 15,094.70
  4. Step 4: Simplify right side
    29,130.38x = 659,932,880.75
  5. Step 5: Solve for x
    x = 659,932,880.75/29,130.38
  6. Step 6: Final answer
    x = 22,654.45

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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.