Home / 18,630.30-25,713.46-10,677.85

Finding the Fourth Proportional to 18,630.30, 25,713.46 and 10,677.85

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Solution

The fourth proportional to 18,630.30, 25,713.46 and 10,677.85 is: 14,737.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,630.30 : 25,713.46 = 10,677.85 : x
  2. Step 2: Convert to fraction form
    18,630.30/25,713.46 = 10,677.85/x
  3. Step 3: Cross multiply
    18,630.30x = 25,713.46 × 10,677.85
  4. Step 4: Simplify right side
    18,630.30x = 274,564,442.17
  5. Step 5: Solve for x
    x = 274,564,442.17/18,630.30
  6. Step 6: Final answer
    x = 14,737.53

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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.