Home / 55,422.72-83,115.18-15,969.24

Finding the Fourth Proportional to 55,422.72, 83,115.18 and 15,969.24

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Solution

The fourth proportional to 55,422.72, 83,115.18 and 15,969.24 is: 23,948.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,422.72 : 83,115.18 = 15,969.24 : x
  2. Step 2: Convert to fraction form
    55,422.72/83,115.18 = 15,969.24/x
  3. Step 3: Cross multiply
    55,422.72x = 83,115.18 × 15,969.24
  4. Step 4: Simplify right side
    55,422.72x = 1,327,286,257.06
  5. Step 5: Solve for x
    x = 1,327,286,257.06/55,422.72
  6. Step 6: Final answer
    x = 23,948.41

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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.