Home / 19,421.52-29,132.88-6,273.96

Finding the Fourth Proportional to 19,421.52, 29,132.88 and 6,273.96

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Solution

The fourth proportional to 19,421.52, 29,132.88 and 6,273.96 is: 9,411.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,421.52 : 29,132.88 = 6,273.96 : x
  2. Step 2: Convert to fraction form
    19,421.52/29,132.88 = 6,273.96/x
  3. Step 3: Cross multiply
    19,421.52x = 29,132.88 × 6,273.96
  4. Step 4: Simplify right side
    19,421.52x = 182,778,523.80
  5. Step 5: Solve for x
    x = 182,778,523.80/19,421.52
  6. Step 6: Final answer
    x = 9,411.13

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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.