Home / 15,838.50-23,755.17-5,313.18

Finding the Fourth Proportional to 15,838.50, 23,755.17 and 5,313.18

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Solution

The fourth proportional to 15,838.50, 23,755.17 and 5,313.18 is: 7,968.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,838.50 : 23,755.17 = 5,313.18 : x
  2. Step 2: Convert to fraction form
    15,838.50/23,755.17 = 5,313.18/x
  3. Step 3: Cross multiply
    15,838.50x = 23,755.17 × 5,313.18
  4. Step 4: Simplify right side
    15,838.50x = 126,215,494.14
  5. Step 5: Solve for x
    x = 126,215,494.14/15,838.50
  6. Step 6: Final answer
    x = 7,968.90

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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.