Home / 45,489.22-62,779.78-25,349.38

Finding the Fourth Proportional to 45,489.22, 62,779.78 and 25,349.38

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Solution

The fourth proportional to 45,489.22, 62,779.78 and 25,349.38 is: 34,984.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,489.22 : 62,779.78 = 25,349.38 : x
  2. Step 2: Convert to fraction form
    45,489.22/62,779.78 = 25,349.38/x
  3. Step 3: Cross multiply
    45,489.22x = 62,779.78 × 25,349.38
  4. Step 4: Simplify right side
    45,489.22x = 1,591,428,499.54
  5. Step 5: Solve for x
    x = 1,591,428,499.54/45,489.22
  6. Step 6: Final answer
    x = 34,984.74

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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.