Home / 38,576.01-57,868.64-13,610.90

Finding the Fourth Proportional to 38,576.01, 57,868.64 and 13,610.90

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Solution

The fourth proportional to 38,576.01, 57,868.64 and 13,610.90 is: 20,417.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,576.01 : 57,868.64 = 13,610.90 : x
  2. Step 2: Convert to fraction form
    38,576.01/57,868.64 = 13,610.90/x
  3. Step 3: Cross multiply
    38,576.01x = 57,868.64 × 13,610.90
  4. Step 4: Simplify right side
    38,576.01x = 787,644,476.40
  5. Step 5: Solve for x
    x = 787,644,476.40/38,576.01
  6. Step 6: Final answer
    x = 20,417.99

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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.