Home / 25,127.66-37,695.60-8,488.69

Finding the Fourth Proportional to 25,127.66, 37,695.60 and 8,488.69

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Solution

The fourth proportional to 25,127.66, 37,695.60 and 8,488.69 is: 12,734.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,127.66 : 37,695.60 = 8,488.69 : x
  2. Step 2: Convert to fraction form
    25,127.66/37,695.60 = 8,488.69/x
  3. Step 3: Cross multiply
    25,127.66x = 37,695.60 × 8,488.69
  4. Step 4: Simplify right side
    25,127.66x = 319,986,168.53
  5. Step 5: Solve for x
    x = 319,986,168.53/25,127.66
  6. Step 6: Final answer
    x = 12,734.42

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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.