Home / 27,433.65-37,854.66-15,332.85

Finding the Fourth Proportional to 27,433.65, 37,854.66 and 15,332.85

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Solution

The fourth proportional to 27,433.65, 37,854.66 and 15,332.85 is: 21,157.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,433.65 : 37,854.66 = 15,332.85 : x
  2. Step 2: Convert to fraction form
    27,433.65/37,854.66 = 15,332.85/x
  3. Step 3: Cross multiply
    27,433.65x = 37,854.66 × 15,332.85
  4. Step 4: Simplify right side
    27,433.65x = 580,419,823.58
  5. Step 5: Solve for x
    x = 580,419,823.58/27,433.65
  6. Step 6: Final answer
    x = 21,157.22

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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.