Home / 15,005.66-22,508.51-3,912.34

Finding the Fourth Proportional to 15,005.66, 22,508.51 and 3,912.34

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Solution

The fourth proportional to 15,005.66, 22,508.51 and 3,912.34 is: 5,868.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,005.66 : 22,508.51 = 3,912.34 : x
  2. Step 2: Convert to fraction form
    15,005.66/22,508.51 = 3,912.34/x
  3. Step 3: Cross multiply
    15,005.66x = 22,508.51 × 3,912.34
  4. Step 4: Simplify right side
    15,005.66x = 88,060,868.18
  5. Step 5: Solve for x
    x = 88,060,868.18/15,005.66
  6. Step 6: Final answer
    x = 5,868.51

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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.