Home / 27,332.20-37,718.64-15,394.42

Finding the Fourth Proportional to 27,332.20, 37,718.64 and 15,394.42

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Solution

The fourth proportional to 27,332.20, 37,718.64 and 15,394.42 is: 21,244.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,332.20 : 37,718.64 = 15,394.42 : x
  2. Step 2: Convert to fraction form
    27,332.20/37,718.64 = 15,394.42/x
  3. Step 3: Cross multiply
    27,332.20x = 37,718.64 × 15,394.42
  4. Step 4: Simplify right side
    27,332.20x = 580,656,585.99
  5. Step 5: Solve for x
    x = 580,656,585.99/27,332.20
  6. Step 6: Final answer
    x = 21,244.41

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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.