Home / 27,907.27-38,501.17-15,804.97

Finding the Fourth Proportional to 27,907.27, 38,501.17 and 15,804.97

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Solution

The fourth proportional to 27,907.27, 38,501.17 and 15,804.97 is: 21,804.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,907.27 : 38,501.17 = 15,804.97 : x
  2. Step 2: Convert to fraction form
    27,907.27/38,501.17 = 15,804.97/x
  3. Step 3: Cross multiply
    27,907.27x = 38,501.17 × 15,804.97
  4. Step 4: Simplify right side
    27,907.27x = 608,510,006.52
  5. Step 5: Solve for x
    x = 608,510,006.52/27,907.27
  6. Step 6: Final answer
    x = 21,804.71

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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.