Home / 23,221.18-32,058.51-15,286.47

Finding the Fourth Proportional to 23,221.18, 32,058.51 and 15,286.47

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Solution

The fourth proportional to 23,221.18, 32,058.51 and 15,286.47 is: 21,104.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,221.18 : 32,058.51 = 15,286.47 : x
  2. Step 2: Convert to fraction form
    23,221.18/32,058.51 = 15,286.47/x
  3. Step 3: Cross multiply
    23,221.18x = 32,058.51 × 15,286.47
  4. Step 4: Simplify right side
    23,221.18x = 490,061,273.82
  5. Step 5: Solve for x
    x = 490,061,273.82/23,221.18
  6. Step 6: Final answer
    x = 21,104.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.