Home / 25,411.83-38,119.62-6,691.74

Finding the Fourth Proportional to 25,411.83, 38,119.62 and 6,691.74

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Solution

The fourth proportional to 25,411.83, 38,119.62 and 6,691.74 is: 10,038.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,411.83 : 38,119.62 = 6,691.74 : x
  2. Step 2: Convert to fraction form
    25,411.83/38,119.62 = 6,691.74/x
  3. Step 3: Cross multiply
    25,411.83x = 38,119.62 × 6,691.74
  4. Step 4: Simplify right side
    25,411.83x = 255,086,493.46
  5. Step 5: Solve for x
    x = 255,086,493.46/25,411.83
  6. Step 6: Final answer
    x = 10,038.10

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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.