Home / 29,540.28-40,779.18-25,491

Finding the Fourth Proportional to 29,540.28, 40,779.18 and 25,491

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Solution

The fourth proportional to 29,540.28, 40,779.18 and 25,491 is: 35,189.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,540.28 : 40,779.18 = 25,491 : x
  2. Step 2: Convert to fraction form
    29,540.28/40,779.18 = 25,491/x
  3. Step 3: Cross multiply
    29,540.28x = 40,779.18 × 25,491
  4. Step 4: Simplify right side
    29,540.28x = 1,039,502,077.38
  5. Step 5: Solve for x
    x = 1,039,502,077.38/29,540.28
  6. Step 6: Final answer
    x = 35,189.31

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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.