Home / 25,117.49-37,649.81-8,471.69

Finding the Fourth Proportional to 25,117.49, 37,649.81 and 8,471.69

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Solution

The fourth proportional to 25,117.49, 37,649.81 and 8,471.69 is: 12,698.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,117.49 : 37,649.81 = 8,471.69 : x
  2. Step 2: Convert to fraction form
    25,117.49/37,649.81 = 8,471.69/x
  3. Step 3: Cross multiply
    25,117.49x = 37,649.81 × 8,471.69
  4. Step 4: Simplify right side
    25,117.49x = 318,957,493.00
  5. Step 5: Solve for x
    x = 318,957,493.00/25,117.49
  6. Step 6: Final answer
    x = 12,698.62

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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.