Home / 51,487.48-71,070.24-30,273.04

Finding the Fourth Proportional to 51,487.48, 71,070.24 and 30,273.04

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Solution

The fourth proportional to 51,487.48, 71,070.24 and 30,273.04 is: 41,787.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,487.48 : 71,070.24 = 30,273.04 : x
  2. Step 2: Convert to fraction form
    51,487.48/71,070.24 = 30,273.04/x
  3. Step 3: Cross multiply
    51,487.48x = 71,070.24 × 30,273.04
  4. Step 4: Simplify right side
    51,487.48x = 2,151,512,218.33
  5. Step 5: Solve for x
    x = 2,151,512,218.33/51,487.48
  6. Step 6: Final answer
    x = 41,787.10

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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.