Home / 25,925.48-38,883.90-8,407.88

Finding the Fourth Proportional to 25,925.48, 38,883.90 and 8,407.88

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Solution

The fourth proportional to 25,925.48, 38,883.90 and 8,407.88 is: 12,610.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,925.48 : 38,883.90 = 8,407.88 : x
  2. Step 2: Convert to fraction form
    25,925.48/38,883.90 = 8,407.88/x
  3. Step 3: Cross multiply
    25,925.48x = 38,883.90 × 8,407.88
  4. Step 4: Simplify right side
    25,925.48x = 326,931,165.13
  5. Step 5: Solve for x
    x = 326,931,165.13/25,925.48
  6. Step 6: Final answer
    x = 12,610.42

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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.