Home / 27,581.07-38,062.04-15,005.91

Finding the Fourth Proportional to 27,581.07, 38,062.04 and 15,005.91

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Solution

The fourth proportional to 27,581.07, 38,062.04 and 15,005.91 is: 20,708.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,581.07 : 38,062.04 = 15,005.91 : x
  2. Step 2: Convert to fraction form
    27,581.07/38,062.04 = 15,005.91/x
  3. Step 3: Cross multiply
    27,581.07x = 38,062.04 × 15,005.91
  4. Step 4: Simplify right side
    27,581.07x = 571,155,546.66
  5. Step 5: Solve for x
    x = 571,155,546.66/27,581.07
  6. Step 6: Final answer
    x = 20,708.24

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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.