Home / 16,630.79-24,944.15-10,391.36

Finding the Fourth Proportional to 16,630.79, 24,944.15 and 10,391.36

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Solution

The fourth proportional to 16,630.79, 24,944.15 and 10,391.36 is: 15,585.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,630.79 : 24,944.15 = 10,391.36 : x
  2. Step 2: Convert to fraction form
    16,630.79/24,944.15 = 10,391.36/x
  3. Step 3: Cross multiply
    16,630.79x = 24,944.15 × 10,391.36
  4. Step 4: Simplify right side
    16,630.79x = 259,203,543.80
  5. Step 5: Solve for x
    x = 259,203,543.80/16,630.79
  6. Step 6: Final answer
    x = 15,585.77

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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.