Home / 25,102.29-37,642.50-8,459.22

Finding the Fourth Proportional to 25,102.29, 37,642.50 and 8,459.22

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Solution

The fourth proportional to 25,102.29, 37,642.50 and 8,459.22 is: 12,685.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,102.29 : 37,642.50 = 8,459.22 : x
  2. Step 2: Convert to fraction form
    25,102.29/37,642.50 = 8,459.22/x
  3. Step 3: Cross multiply
    25,102.29x = 37,642.50 × 8,459.22
  4. Step 4: Simplify right side
    25,102.29x = 318,426,188.85
  5. Step 5: Solve for x
    x = 318,426,188.85/25,102.29
  6. Step 6: Final answer
    x = 12,685.15

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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.