Home / 36,557.76-50,449.32-20,641.26

Finding the Fourth Proportional to 36,557.76, 50,449.32 and 20,641.26

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Solution

The fourth proportional to 36,557.76, 50,449.32 and 20,641.26 is: 28,484.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,557.76 : 50,449.32 = 20,641.26 : x
  2. Step 2: Convert to fraction form
    36,557.76/50,449.32 = 20,641.26/x
  3. Step 3: Cross multiply
    36,557.76x = 50,449.32 × 20,641.26
  4. Step 4: Simplify right side
    36,557.76x = 1,041,337,530.94
  5. Step 5: Solve for x
    x = 1,041,337,530.94/36,557.76
  6. Step 6: Final answer
    x = 28,484.72

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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.