Home / 27,268.92-37,632.24-15,332.76

Finding the Fourth Proportional to 27,268.92, 37,632.24 and 15,332.76

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Solution

The fourth proportional to 27,268.92, 37,632.24 and 15,332.76 is: 21,159.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,268.92 : 37,632.24 = 15,332.76 : x
  2. Step 2: Convert to fraction form
    27,268.92/37,632.24 = 15,332.76/x
  3. Step 3: Cross multiply
    27,268.92x = 37,632.24 × 15,332.76
  4. Step 4: Simplify right side
    27,268.92x = 577,006,104.18
  5. Step 5: Solve for x
    x = 577,006,104.18/27,268.92
  6. Step 6: Final answer
    x = 21,159.84

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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.