Home / 14,487.80-21,726.30-10,092.20

Finding the Fourth Proportional to 14,487.80, 21,726.30 and 10,092.20

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Solution

The fourth proportional to 14,487.80, 21,726.30 and 10,092.20 is: 15,134.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487.80 : 21,726.30 = 10,092.20 : x
  2. Step 2: Convert to fraction form
    14,487.80/21,726.30 = 10,092.20/x
  3. Step 3: Cross multiply
    14,487.80x = 21,726.30 × 10,092.20
  4. Step 4: Simplify right side
    14,487.80x = 219,266,164.86
  5. Step 5: Solve for x
    x = 219,266,164.86/14,487.80
  6. Step 6: Final answer
    x = 15,134.54

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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.