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Finding the Fourth Proportional to 27,574.97, 38,062.11 and 15,646.23

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Solution

The fourth proportional to 27,574.97, 38,062.11 and 15,646.23 is: 21,596.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,574.97 : 38,062.11 = 15,646.23 : x
  2. Step 2: Convert to fraction form
    27,574.97/38,062.11 = 15,646.23/x
  3. Step 3: Cross multiply
    27,574.97x = 38,062.11 × 15,646.23
  4. Step 4: Simplify right side
    27,574.97x = 595,528,527.35
  5. Step 5: Solve for x
    x = 595,528,527.35/27,574.97
  6. Step 6: Final answer
    x = 21,596.71

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Half scale
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Double scale
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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.