Home / 18,246.16-25,179.70-9,862.66

Finding the Fourth Proportional to 18,246.16, 25,179.70 and 9,862.66

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Solution

The fourth proportional to 18,246.16, 25,179.70 and 9,862.66 is: 13,610.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,246.16 : 25,179.70 = 9,862.66 : x
  2. Step 2: Convert to fraction form
    18,246.16/25,179.70 = 9,862.66/x
  3. Step 3: Cross multiply
    18,246.16x = 25,179.70 × 9,862.66
  4. Step 4: Simplify right side
    18,246.16x = 248,338,820.00
  5. Step 5: Solve for x
    x = 248,338,820.00/18,246.16
  6. Step 6: Final answer
    x = 13,610.47

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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.