Home / 25,418.17-38,117.90-8,773.93

Finding the Fourth Proportional to 25,418.17, 38,117.90 and 8,773.93

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Solution

The fourth proportional to 25,418.17, 38,117.90 and 8,773.93 is: 13,157.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,418.17 : 38,117.90 = 8,773.93 : x
  2. Step 2: Convert to fraction form
    25,418.17/38,117.90 = 8,773.93/x
  3. Step 3: Cross multiply
    25,418.17x = 38,117.90 × 8,773.93
  4. Step 4: Simplify right side
    25,418.17x = 334,443,742.48
  5. Step 5: Solve for x
    x = 334,443,742.48/25,418.17
  6. Step 6: Final answer
    x = 13,157.66

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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.