Home / 27,240.92-40,836.71-18,924.83

Finding the Fourth Proportional to 27,240.92, 40,836.71 and 18,924.83

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Solution

The fourth proportional to 27,240.92, 40,836.71 and 18,924.83 is: 28,370.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,240.92 : 40,836.71 = 18,924.83 : x
  2. Step 2: Convert to fraction form
    27,240.92/40,836.71 = 18,924.83/x
  3. Step 3: Cross multiply
    27,240.92x = 40,836.71 × 18,924.83
  4. Step 4: Simplify right side
    27,240.92x = 772,827,637.64
  5. Step 5: Solve for x
    x = 772,827,637.64/27,240.92
  6. Step 6: Final answer
    x = 28,370.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.