Home / 27,584.90-38,066.92-15,009.66

Finding the Fourth Proportional to 27,584.90, 38,066.92 and 15,009.66

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Solution

The fourth proportional to 27,584.90, 38,066.92 and 15,009.66 is: 20,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,584.90 : 38,066.92 = 15,009.66 : x
  2. Step 2: Convert to fraction form
    27,584.90/38,066.92 = 15,009.66/x
  3. Step 3: Cross multiply
    27,584.90x = 38,066.92 × 15,009.66
  4. Step 4: Simplify right side
    27,584.90x = 571,371,526.45
  5. Step 5: Solve for x
    x = 571,371,526.45/27,584.90
  6. Step 6: Final answer
    x = 20,713.20

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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.