Home / 13,472.61-20,200.98-5,153.24

Finding the Fourth Proportional to 13,472.61, 20,200.98 and 5,153.24

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Solution

The fourth proportional to 13,472.61, 20,200.98 and 5,153.24 is: 7,726.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,472.61 : 20,200.98 = 5,153.24 : x
  2. Step 2: Convert to fraction form
    13,472.61/20,200.98 = 5,153.24/x
  3. Step 3: Cross multiply
    13,472.61x = 20,200.98 × 5,153.24
  4. Step 4: Simplify right side
    13,472.61x = 104,100,397.17
  5. Step 5: Solve for x
    x = 104,100,397.17/13,472.61
  6. Step 6: Final answer
    x = 7,726.82

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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.