Home / 16,258.62-22,378.47-11,534.70

Finding the Fourth Proportional to 16,258.62, 22,378.47 and 11,534.70

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Solution

The fourth proportional to 16,258.62, 22,378.47 and 11,534.70 is: 15,876.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,258.62 : 22,378.47 = 11,534.70 : x
  2. Step 2: Convert to fraction form
    16,258.62/22,378.47 = 11,534.70/x
  3. Step 3: Cross multiply
    16,258.62x = 22,378.47 × 11,534.70
  4. Step 4: Simplify right side
    16,258.62x = 258,128,937.91
  5. Step 5: Solve for x
    x = 258,128,937.91/16,258.62
  6. Step 6: Final answer
    x = 15,876.44

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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.