Home / 26,637.43-39,943.38-12,585.76

Finding the Fourth Proportional to 26,637.43, 39,943.38 and 12,585.76

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Solution

The fourth proportional to 26,637.43, 39,943.38 and 12,585.76 is: 18,872.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,637.43 : 39,943.38 = 12,585.76 : x
  2. Step 2: Convert to fraction form
    26,637.43/39,943.38 = 12,585.76/x
  3. Step 3: Cross multiply
    26,637.43x = 39,943.38 × 12,585.76
  4. Step 4: Simplify right side
    26,637.43x = 502,717,794.27
  5. Step 5: Solve for x
    x = 502,717,794.27/26,637.43
  6. Step 6: Final answer
    x = 18,872.61

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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.