Home / 19,631.16-29,451.06-9,254.52

Finding the Fourth Proportional to 19,631.16, 29,451.06 and 9,254.52

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Solution

The fourth proportional to 19,631.16, 29,451.06 and 9,254.52 is: 13,883.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,631.16 : 29,451.06 = 9,254.52 : x
  2. Step 2: Convert to fraction form
    19,631.16/29,451.06 = 9,254.52/x
  3. Step 3: Cross multiply
    19,631.16x = 29,451.06 × 9,254.52
  4. Step 4: Simplify right side
    19,631.16x = 272,555,423.79
  5. Step 5: Solve for x
    x = 272,555,423.79/19,631.16
  6. Step 6: Final answer
    x = 13,883.82

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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.