Home / 18,059.60-24,851.40-15,968.72

Finding the Fourth Proportional to 18,059.60, 24,851.40 and 15,968.72

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Solution

The fourth proportional to 18,059.60, 24,851.40 and 15,968.72 is: 21,974.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,059.60 : 24,851.40 = 15,968.72 : x
  2. Step 2: Convert to fraction form
    18,059.60/24,851.40 = 15,968.72/x
  3. Step 3: Cross multiply
    18,059.60x = 24,851.40 × 15,968.72
  4. Step 4: Simplify right side
    18,059.60x = 396,845,048.21
  5. Step 5: Solve for x
    x = 396,845,048.21/18,059.60
  6. Step 6: Final answer
    x = 21,974.19

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1.5x scale

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.