Home / 27,740.27-38,282.31-16,984.91

Finding the Fourth Proportional to 27,740.27, 38,282.31 and 16,984.91

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Solution

The fourth proportional to 27,740.27, 38,282.31 and 16,984.91 is: 23,439.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,740.27 : 38,282.31 = 16,984.91 : x
  2. Step 2: Convert to fraction form
    27,740.27/38,282.31 = 16,984.91/x
  3. Step 3: Cross multiply
    27,740.27x = 38,282.31 × 16,984.91
  4. Step 4: Simplify right side
    27,740.27x = 650,221,398.53
  5. Step 5: Solve for x
    x = 650,221,398.53/27,740.27
  6. Step 6: Final answer
    x = 23,439.62

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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.