Home / 27,668.18-38,182.13-15,092.93

Finding the Fourth Proportional to 27,668.18, 38,182.13 and 15,092.93

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Solution

The fourth proportional to 27,668.18, 38,182.13 and 15,092.93 is: 20,828.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,668.18 : 38,182.13 = 15,092.93 : x
  2. Step 2: Convert to fraction form
    27,668.18/38,182.13 = 15,092.93/x
  3. Step 3: Cross multiply
    27,668.18x = 38,182.13 × 15,092.93
  4. Step 4: Simplify right side
    27,668.18x = 576,280,291.93
  5. Step 5: Solve for x
    x = 576,280,291.93/27,668.18
  6. Step 6: Final answer
    x = 20,828.27

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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.