Home / 14,387.48-21,576-5,024.87

Finding the Fourth Proportional to 14,387.48, 21,576 and 5,024.87

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Solution

The fourth proportional to 14,387.48, 21,576 and 5,024.87 is: 7,535.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,387.48 : 21,576 = 5,024.87 : x
  2. Step 2: Convert to fraction form
    14,387.48/21,576 = 5,024.87/x
  3. Step 3: Cross multiply
    14,387.48x = 21,576 × 5,024.87
  4. Step 4: Simplify right side
    14,387.48x = 108,416,595.12
  5. Step 5: Solve for x
    x = 108,416,595.12/14,387.48
  6. Step 6: Final answer
    x = 7,535.48

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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.