Home / 25,491.96-38,194.80-15,610.61

Finding the Fourth Proportional to 25,491.96, 38,194.80 and 15,610.61

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Solution

The fourth proportional to 25,491.96, 38,194.80 and 15,610.61 is: 23,389.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,491.96 : 38,194.80 = 15,610.61 : x
  2. Step 2: Convert to fraction form
    25,491.96/38,194.80 = 15,610.61/x
  3. Step 3: Cross multiply
    25,491.96x = 38,194.80 × 15,610.61
  4. Step 4: Simplify right side
    25,491.96x = 596,243,935.85
  5. Step 5: Solve for x
    x = 596,243,935.85/25,491.96
  6. Step 6: Final answer
    x = 23,389.49

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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.