Home / 26,982.01-40,472.75-15,135.76

Finding the Fourth Proportional to 26,982.01, 40,472.75 and 15,135.76

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Solution

The fourth proportional to 26,982.01, 40,472.75 and 15,135.76 is: 22,703.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,982.01 : 40,472.75 = 15,135.76 : x
  2. Step 2: Convert to fraction form
    26,982.01/40,472.75 = 15,135.76/x
  3. Step 3: Cross multiply
    26,982.01x = 40,472.75 × 15,135.76
  4. Step 4: Simplify right side
    26,982.01x = 612,585,552.50
  5. Step 5: Solve for x
    x = 612,585,552.50/26,982.01
  6. Step 6: Final answer
    x = 22,703.49

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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.