Home / 23,386.92-32,249.39-15,418.95

Finding the Fourth Proportional to 23,386.92, 32,249.39 and 15,418.95

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Solution

The fourth proportional to 23,386.92, 32,249.39 and 15,418.95 is: 21,261.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,386.92 : 32,249.39 = 15,418.95 : x
  2. Step 2: Convert to fraction form
    23,386.92/32,249.39 = 15,418.95/x
  3. Step 3: Cross multiply
    23,386.92x = 32,249.39 × 15,418.95
  4. Step 4: Simplify right side
    23,386.92x = 497,251,493.60
  5. Step 5: Solve for x
    x = 497,251,493.60/23,386.92
  6. Step 6: Final answer
    x = 21,261.95

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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.