Home / 25,927.11-38,896.35-8,398.71

Finding the Fourth Proportional to 25,927.11, 38,896.35 and 8,398.71

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Solution

The fourth proportional to 25,927.11, 38,896.35 and 8,398.71 is: 12,599.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,927.11 : 38,896.35 = 8,398.71 : x
  2. Step 2: Convert to fraction form
    25,927.11/38,896.35 = 8,398.71/x
  3. Step 3: Cross multiply
    25,927.11x = 38,896.35 × 8,398.71
  4. Step 4: Simplify right side
    25,927.11x = 326,679,163.71
  5. Step 5: Solve for x
    x = 326,679,163.71/25,927.11
  6. Step 6: Final answer
    x = 12,599.91

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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.