Home / 27,332.16-37,719.06-15,395.91

Finding the Fourth Proportional to 27,332.16, 37,719.06 and 15,395.91

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Solution

The fourth proportional to 27,332.16, 37,719.06 and 15,395.91 is: 21,246.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,332.16 : 37,719.06 = 15,395.91 : x
  2. Step 2: Convert to fraction form
    27,332.16/37,719.06 = 15,395.91/x
  3. Step 3: Cross multiply
    27,332.16x = 37,719.06 × 15,395.91
  4. Step 4: Simplify right side
    27,332.16x = 580,719,253.04
  5. Step 5: Solve for x
    x = 580,719,253.04/27,332.16
  6. Step 6: Final answer
    x = 21,246.74

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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.