Home / 26,585.79-39,818.23-20,614.83

Finding the Fourth Proportional to 26,585.79, 39,818.23 and 20,614.83

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Solution

The fourth proportional to 26,585.79, 39,818.23 and 20,614.83 is: 30,875.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,585.79 : 39,818.23 = 20,614.83 : x
  2. Step 2: Convert to fraction form
    26,585.79/39,818.23 = 20,614.83/x
  3. Step 3: Cross multiply
    26,585.79x = 39,818.23 × 20,614.83
  4. Step 4: Simplify right side
    26,585.79x = 820,846,042.35
  5. Step 5: Solve for x
    x = 820,846,042.35/26,585.79
  6. Step 6: Final answer
    x = 30,875.37

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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.