Home / 28,342.68-42,514.56-7,566

Finding the Fourth Proportional to 28,342.68, 42,514.56 and 7,566

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Solution

The fourth proportional to 28,342.68, 42,514.56 and 7,566 is: 11,349.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,342.68 : 42,514.56 = 7,566 : x
  2. Step 2: Convert to fraction form
    28,342.68/42,514.56 = 7,566/x
  3. Step 3: Cross multiply
    28,342.68x = 42,514.56 × 7,566
  4. Step 4: Simplify right side
    28,342.68x = 321,665,160.96
  5. Step 5: Solve for x
    x = 321,665,160.96/28,342.68
  6. Step 6: Final answer
    x = 11,349.14

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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.