Home / 52,492.46-78,738.68-17,432.11

Finding the Fourth Proportional to 52,492.46, 78,738.68 and 17,432.11

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Solution

The fourth proportional to 52,492.46, 78,738.68 and 17,432.11 is: 26,148.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,492.46 : 78,738.68 = 17,432.11 : x
  2. Step 2: Convert to fraction form
    52,492.46/78,738.68 = 17,432.11/x
  3. Step 3: Cross multiply
    52,492.46x = 78,738.68 × 17,432.11
  4. Step 4: Simplify right side
    52,492.46x = 1,372,581,473.02
  5. Step 5: Solve for x
    x = 1,372,581,473.02/52,492.46
  6. Step 6: Final answer
    x = 26,148.17

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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.