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Finding the Fourth Proportional to 15,841.68, 23,776.08 and 8,828.76

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Solution

The fourth proportional to 15,841.68, 23,776.08 and 8,828.76 is: 13,250.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,841.68 : 23,776.08 = 8,828.76 : x
  2. Step 2: Convert to fraction form
    15,841.68/23,776.08 = 8,828.76/x
  3. Step 3: Cross multiply
    15,841.68x = 23,776.08 × 8,828.76
  4. Step 4: Simplify right side
    15,841.68x = 209,913,304.06
  5. Step 5: Solve for x
    x = 209,913,304.06/15,841.68
  6. Step 6: Final answer
    x = 13,250.70

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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.