Home / 19,432-29,148.16-5,923.36

Finding the Fourth Proportional to 19,432, 29,148.16 and 5,923.36

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Solution

The fourth proportional to 19,432, 29,148.16 and 5,923.36 is: 8,885.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,432 : 29,148.16 = 5,923.36 : x
  2. Step 2: Convert to fraction form
    19,432/29,148.16 = 5,923.36/x
  3. Step 3: Cross multiply
    19,432x = 29,148.16 × 5,923.36
  4. Step 4: Simplify right side
    19,432x = 172,655,045.02
  5. Step 5: Solve for x
    x = 172,655,045.02/19,432
  6. Step 6: Final answer
    x = 8,885.09

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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.