Home / 38,006.24-56,959.68-20,438.24

Finding the Fourth Proportional to 38,006.24, 56,959.68 and 20,438.24

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Solution

The fourth proportional to 38,006.24, 56,959.68 and 20,438.24 is: 30,630.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,006.24 : 56,959.68 = 20,438.24 : x
  2. Step 2: Convert to fraction form
    38,006.24/56,959.68 = 20,438.24/x
  3. Step 3: Cross multiply
    38,006.24x = 56,959.68 × 20,438.24
  4. Step 4: Simplify right side
    38,006.24x = 1,164,155,610.16
  5. Step 5: Solve for x
    x = 1,164,155,610.16/38,006.24
  6. Step 6: Final answer
    x = 30,630.64

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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.