Home / 25,586.84-38,331.02-15,697.24

Finding the Fourth Proportional to 25,586.84, 38,331.02 and 15,697.24

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Solution

The fourth proportional to 25,586.84, 38,331.02 and 15,697.24 is: 23,515.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,586.84 : 38,331.02 = 15,697.24 : x
  2. Step 2: Convert to fraction form
    25,586.84/38,331.02 = 15,697.24/x
  3. Step 3: Cross multiply
    25,586.84x = 38,331.02 × 15,697.24
  4. Step 4: Simplify right side
    25,586.84x = 601,691,220.38
  5. Step 5: Solve for x
    x = 601,691,220.38/25,586.84
  6. Step 6: Final answer
    x = 23,515.65

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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.