Home / 15,071.66-22,600.20-5,207.48

Finding the Fourth Proportional to 15,071.66, 22,600.20 and 5,207.48

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Solution

The fourth proportional to 15,071.66, 22,600.20 and 5,207.48 is: 7,808.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,071.66 : 22,600.20 = 5,207.48 : x
  2. Step 2: Convert to fraction form
    15,071.66/22,600.20 = 5,207.48/x
  3. Step 3: Cross multiply
    15,071.66x = 22,600.20 × 5,207.48
  4. Step 4: Simplify right side
    15,071.66x = 117,690,089.50
  5. Step 5: Solve for x
    x = 117,690,089.50/15,071.66
  6. Step 6: Final answer
    x = 7,808.70

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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.