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Finding the Fourth Proportional to 15,118.92, 22,678.29 and 5,884.92

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Solution

The fourth proportional to 15,118.92, 22,678.29 and 5,884.92 is: 8,827.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,118.92 : 22,678.29 = 5,884.92 : x
  2. Step 2: Convert to fraction form
    15,118.92/22,678.29 = 5,884.92/x
  3. Step 3: Cross multiply
    15,118.92x = 22,678.29 × 5,884.92
  4. Step 4: Simplify right side
    15,118.92x = 133,459,922.39
  5. Step 5: Solve for x
    x = 133,459,922.39/15,118.92
  6. Step 6: Final answer
    x = 8,827.34

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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.