Home / 27,584.28-38,065.95-15,009.03

Finding the Fourth Proportional to 27,584.28, 38,065.95 and 15,009.03

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Solution

The fourth proportional to 27,584.28, 38,065.95 and 15,009.03 is: 20,712.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,584.28 : 38,065.95 = 15,009.03 : x
  2. Step 2: Convert to fraction form
    27,584.28/38,065.95 = 15,009.03/x
  3. Step 3: Cross multiply
    27,584.28x = 38,065.95 × 15,009.03
  4. Step 4: Simplify right side
    27,584.28x = 571,332,985.53
  5. Step 5: Solve for x
    x = 571,332,985.53/27,584.28
  6. Step 6: Final answer
    x = 20,712.27

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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.