Home / 15,435.97-23,142.71-4,902.53

Finding the Fourth Proportional to 15,435.97, 23,142.71 and 4,902.53

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Solution

The fourth proportional to 15,435.97, 23,142.71 and 4,902.53 is: 7,350.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,435.97 : 23,142.71 = 4,902.53 : x
  2. Step 2: Convert to fraction form
    15,435.97/23,142.71 = 4,902.53/x
  3. Step 3: Cross multiply
    15,435.97x = 23,142.71 × 4,902.53
  4. Step 4: Simplify right side
    15,435.97x = 113,457,726.60
  5. Step 5: Solve for x
    x = 113,457,726.60/15,435.97
  6. Step 6: Final answer
    x = 7,350.22

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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.