Home / 12,264.05-18,398.81-4,472.87

Finding the Fourth Proportional to 12,264.05, 18,398.81 and 4,472.87

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Solution

The fourth proportional to 12,264.05, 18,398.81 and 4,472.87 is: 6,710.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,264.05 : 18,398.81 = 4,472.87 : x
  2. Step 2: Convert to fraction form
    12,264.05/18,398.81 = 4,472.87/x
  3. Step 3: Cross multiply
    12,264.05x = 18,398.81 × 4,472.87
  4. Step 4: Simplify right side
    12,264.05x = 82,295,404.47
  5. Step 5: Solve for x
    x = 82,295,404.47/12,264.05
  6. Step 6: Final answer
    x = 6,710.29

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1.5x scale

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.