Home / 41,438.96-57,167.56-28,005.32

Finding the Fourth Proportional to 41,438.96, 57,167.56 and 28,005.32

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Solution

The fourth proportional to 41,438.96, 57,167.56 and 28,005.32 is: 38,635.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,438.96 : 57,167.56 = 28,005.32 : x
  2. Step 2: Convert to fraction form
    41,438.96/57,167.56 = 28,005.32/x
  3. Step 3: Cross multiply
    41,438.96x = 57,167.56 × 28,005.32
  4. Step 4: Simplify right side
    41,438.96x = 1,600,995,811.42
  5. Step 5: Solve for x
    x = 1,600,995,811.42/41,438.96
  6. Step 6: Final answer
    x = 38,635.04

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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.