Home / 25,701.10-38,543.41-8,166.83

Finding the Fourth Proportional to 25,701.10, 38,543.41 and 8,166.83

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Solution

The fourth proportional to 25,701.10, 38,543.41 and 8,166.83 is: 12,247.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,701.10 : 38,543.41 = 8,166.83 : x
  2. Step 2: Convert to fraction form
    25,701.10/38,543.41 = 8,166.83/x
  3. Step 3: Cross multiply
    25,701.10x = 38,543.41 × 8,166.83
  4. Step 4: Simplify right side
    25,701.10x = 314,777,294.58
  5. Step 5: Solve for x
    x = 314,777,294.58/25,701.10
  6. Step 6: Final answer
    x = 12,247.62

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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.