Home / 26,882.43-40,323.65-12,842.79

Finding the Fourth Proportional to 26,882.43, 40,323.65 and 12,842.79

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Solution

The fourth proportional to 26,882.43, 40,323.65 and 12,842.79 is: 19,264.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,882.43 : 40,323.65 = 12,842.79 : x
  2. Step 2: Convert to fraction form
    26,882.43/40,323.65 = 12,842.79/x
  3. Step 3: Cross multiply
    26,882.43x = 40,323.65 × 12,842.79
  4. Step 4: Simplify right side
    26,882.43x = 517,868,104.77
  5. Step 5: Solve for x
    x = 517,868,104.77/26,882.43
  6. Step 6: Final answer
    x = 19,264.19

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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.