Home / 18,016.28-27,032.16-9,686.60

Finding the Fourth Proportional to 18,016.28, 27,032.16 and 9,686.60

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Solution

The fourth proportional to 18,016.28, 27,032.16 and 9,686.60 is: 14,534.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,016.28 : 27,032.16 = 9,686.60 : x
  2. Step 2: Convert to fraction form
    18,016.28/27,032.16 = 9,686.60/x
  3. Step 3: Cross multiply
    18,016.28x = 27,032.16 × 9,686.60
  4. Step 4: Simplify right side
    18,016.28x = 261,849,721.06
  5. Step 5: Solve for x
    x = 261,849,721.06/18,016.28
  6. Step 6: Final answer
    x = 14,534.06

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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.