Home / 13,044.38-17,989.02-10,055.48

Finding the Fourth Proportional to 13,044.38, 17,989.02 and 10,055.48

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Solution

The fourth proportional to 13,044.38, 17,989.02 and 10,055.48 is: 13,867.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,044.38 : 17,989.02 = 10,055.48 : x
  2. Step 2: Convert to fraction form
    13,044.38/17,989.02 = 10,055.48/x
  3. Step 3: Cross multiply
    13,044.38x = 17,989.02 × 10,055.48
  4. Step 4: Simplify right side
    13,044.38x = 180,888,140.88
  5. Step 5: Solve for x
    x = 180,888,140.88/13,044.38
  6. Step 6: Final answer
    x = 13,867.14

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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.