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Finding the Fourth Proportional to 15,955.13, 23,947.45 and 8,063.19

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Solution

The fourth proportional to 15,955.13, 23,947.45 and 8,063.19 is: 12,102.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,955.13 : 23,947.45 = 8,063.19 : x
  2. Step 2: Convert to fraction form
    15,955.13/23,947.45 = 8,063.19/x
  3. Step 3: Cross multiply
    15,955.13x = 23,947.45 × 8,063.19
  4. Step 4: Simplify right side
    15,955.13x = 193,092,819.21
  5. Step 5: Solve for x
    x = 193,092,819.21/15,955.13
  6. Step 6: Final answer
    x = 12,102.24

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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.