Home / 27,268.40-37,632.12-15,332.52

Finding the Fourth Proportional to 27,268.40, 37,632.12 and 15,332.52

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Solution

The fourth proportional to 27,268.40, 37,632.12 and 15,332.52 is: 21,159.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,268.40 : 37,632.12 = 15,332.52 : x
  2. Step 2: Convert to fraction form
    27,268.40/37,632.12 = 15,332.52/x
  3. Step 3: Cross multiply
    27,268.40x = 37,632.12 × 15,332.52
  4. Step 4: Simplify right side
    27,268.40x = 576,995,232.54
  5. Step 5: Solve for x
    x = 576,995,232.54/27,268.40
  6. Step 6: Final answer
    x = 21,159.85

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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.