Home / 27,324.15-37,707.47-15,387.69

Finding the Fourth Proportional to 27,324.15, 37,707.47 and 15,387.69

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Solution

The fourth proportional to 27,324.15, 37,707.47 and 15,387.69 is: 21,235.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,324.15 : 37,707.47 = 15,387.69 : x
  2. Step 2: Convert to fraction form
    27,324.15/37,707.47 = 15,387.69/x
  3. Step 3: Cross multiply
    27,324.15x = 37,707.47 × 15,387.69
  4. Step 4: Simplify right side
    27,324.15x = 580,230,782.11
  5. Step 5: Solve for x
    x = 580,230,782.11/27,324.15
  6. Step 6: Final answer
    x = 21,235.09

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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.