Home / 53,059.90-79,562.42-15,615.10

Finding the Fourth Proportional to 53,059.90, 79,562.42 and 15,615.10

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Solution

The fourth proportional to 53,059.90, 79,562.42 and 15,615.10 is: 23,414.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,059.90 : 79,562.42 = 15,615.10 : x
  2. Step 2: Convert to fraction form
    53,059.90/79,562.42 = 15,615.10/x
  3. Step 3: Cross multiply
    53,059.90x = 79,562.42 × 15,615.10
  4. Step 4: Simplify right side
    53,059.90x = 1,242,375,144.54
  5. Step 5: Solve for x
    x = 1,242,375,144.54/53,059.90
  6. Step 6: Final answer
    x = 23,414.58

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1.5x scale

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.