Home / 29,439.79-44,165.16-13,634.38

Finding the Fourth Proportional to 29,439.79, 44,165.16 and 13,634.38

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Solution

The fourth proportional to 29,439.79, 44,165.16 and 13,634.38 is: 20,454.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,439.79 : 44,165.16 = 13,634.38 : x
  2. Step 2: Convert to fraction form
    29,439.79/44,165.16 = 13,634.38/x
  3. Step 3: Cross multiply
    29,439.79x = 44,165.16 × 13,634.38
  4. Step 4: Simplify right side
    29,439.79x = 602,164,574.20
  5. Step 5: Solve for x
    x = 602,164,574.20/29,439.79
  6. Step 6: Final answer
    x = 20,454.11

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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.