Home / 40,325.60-60,480.50-38,325.26

Finding the Fourth Proportional to 40,325.60, 60,480.50 and 38,325.26

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Solution

The fourth proportional to 40,325.60, 60,480.50 and 38,325.26 is: 57,480.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,325.60 : 60,480.50 = 38,325.26 : x
  2. Step 2: Convert to fraction form
    40,325.60/60,480.50 = 38,325.26/x
  3. Step 3: Cross multiply
    40,325.60x = 60,480.50 × 38,325.26
  4. Step 4: Simplify right side
    40,325.60x = 2,317,930,393.40
  5. Step 5: Solve for x
    x = 2,317,930,393.40/40,325.60
  6. Step 6: Final answer
    x = 57,480.38

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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.