Home / 40,515.28-55,911.14-22,610.28

Finding the Fourth Proportional to 40,515.28, 55,911.14 and 22,610.28

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Solution

The fourth proportional to 40,515.28, 55,911.14 and 22,610.28 is: 31,202.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,515.28 : 55,911.14 = 22,610.28 : x
  2. Step 2: Convert to fraction form
    40,515.28/55,911.14 = 22,610.28/x
  3. Step 3: Cross multiply
    40,515.28x = 55,911.14 × 22,610.28
  4. Step 4: Simplify right side
    40,515.28x = 1,264,166,530.52
  5. Step 5: Solve for x
    x = 1,264,166,530.52/40,515.28
  6. Step 6: Final answer
    x = 31,202.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.