Home / 19,952.56-29,902.38-15,255.46

Finding the Fourth Proportional to 19,952.56, 29,902.38 and 15,255.46

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Solution

The fourth proportional to 19,952.56, 29,902.38 and 15,255.46 is: 22,862.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,952.56 : 29,902.38 = 15,255.46 : x
  2. Step 2: Convert to fraction form
    19,952.56/29,902.38 = 15,255.46/x
  3. Step 3: Cross multiply
    19,952.56x = 29,902.38 × 15,255.46
  4. Step 4: Simplify right side
    19,952.56x = 456,174,561.99
  5. Step 5: Solve for x
    x = 456,174,561.99/19,952.56
  6. Step 6: Final answer
    x = 22,862.96

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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.