Home / 25,132.72-37,699.08-11,272

Finding the Fourth Proportional to 25,132.72, 37,699.08 and 11,272

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Solution

The fourth proportional to 25,132.72, 37,699.08 and 11,272 is: 16,908

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,132.72 : 37,699.08 = 11,272 : x
  2. Step 2: Convert to fraction form
    25,132.72/37,699.08 = 11,272/x
  3. Step 3: Cross multiply
    25,132.72x = 37,699.08 × 11,272
  4. Step 4: Simplify right side
    25,132.72x = 424,944,029.76
  5. Step 5: Solve for x
    x = 424,944,029.76/25,132.72
  6. Step 6: Final answer
    x = 16,908

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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.