Home / 45,316.26-67,916.88-25,605.86

Finding the Fourth Proportional to 45,316.26, 67,916.88 and 25,605.86

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Solution

The fourth proportional to 45,316.26, 67,916.88 and 25,605.86 is: 38,376.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,316.26 : 67,916.88 = 25,605.86 : x
  2. Step 2: Convert to fraction form
    45,316.26/67,916.88 = 25,605.86/x
  3. Step 3: Cross multiply
    45,316.26x = 67,916.88 × 25,605.86
  4. Step 4: Simplify right side
    45,316.26x = 1,739,069,781.33
  5. Step 5: Solve for x
    x = 1,739,069,781.33/45,316.26
  6. Step 6: Final answer
    x = 38,376.29

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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.