Home / 41,642.72-57,466.08-22,779.20

Finding the Fourth Proportional to 41,642.72, 57,466.08 and 22,779.20

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Solution

The fourth proportional to 41,642.72, 57,466.08 and 22,779.20 is: 31,434.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,642.72 : 57,466.08 = 22,779.20 : x
  2. Step 2: Convert to fraction form
    41,642.72/57,466.08 = 22,779.20/x
  3. Step 3: Cross multiply
    41,642.72x = 57,466.08 × 22,779.20
  4. Step 4: Simplify right side
    41,642.72x = 1,309,031,329.54
  5. Step 5: Solve for x
    x = 1,309,031,329.54/41,642.72
  6. Step 6: Final answer
    x = 31,434.82

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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.