Home / 36,680.04-50,614.47-20,761.31

Finding the Fourth Proportional to 36,680.04, 50,614.47 and 20,761.31

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Solution

The fourth proportional to 36,680.04, 50,614.47 and 20,761.31 is: 28,648.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,680.04 : 50,614.47 = 20,761.31 : x
  2. Step 2: Convert to fraction form
    36,680.04/50,614.47 = 20,761.31/x
  3. Step 3: Cross multiply
    36,680.04x = 50,614.47 × 20,761.31
  4. Step 4: Simplify right side
    36,680.04x = 1,050,822,828.69
  5. Step 5: Solve for x
    x = 1,050,822,828.69/36,680.04
  6. Step 6: Final answer
    x = 28,648.36

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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.