Home / 18,032.80-27,055.68-15,868.48

Finding the Fourth Proportional to 18,032.80, 27,055.68 and 15,868.48

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Solution

The fourth proportional to 18,032.80, 27,055.68 and 15,868.48 is: 23,808.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,032.80 : 27,055.68 = 15,868.48 : x
  2. Step 2: Convert to fraction form
    18,032.80/27,055.68 = 15,868.48/x
  3. Step 3: Cross multiply
    18,032.80x = 27,055.68 × 15,868.48
  4. Step 4: Simplify right side
    18,032.80x = 429,332,516.97
  5. Step 5: Solve for x
    x = 429,332,516.97/18,032.80
  6. Step 6: Final answer
    x = 23,808.42

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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.