Home / 27,668.16-38,182.02-15,092.91

Finding the Fourth Proportional to 27,668.16, 38,182.02 and 15,092.91

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Solution

The fourth proportional to 27,668.16, 38,182.02 and 15,092.91 is: 20,828.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,668.16 : 38,182.02 = 15,092.91 : x
  2. Step 2: Convert to fraction form
    27,668.16/38,182.02 = 15,092.91/x
  3. Step 3: Cross multiply
    27,668.16x = 38,182.02 × 15,092.91
  4. Step 4: Simplify right side
    27,668.16x = 576,277,734.88
  5. Step 5: Solve for x
    x = 576,277,734.88/27,668.16
  6. Step 6: Final answer
    x = 20,828.19

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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.