Home / 36,480.72-50,344.56-20,565.84

Finding the Fourth Proportional to 36,480.72, 50,344.56 and 20,565.84

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Solution

The fourth proportional to 36,480.72, 50,344.56 and 20,565.84 is: 28,381.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,480.72 : 50,344.56 = 20,565.84 : x
  2. Step 2: Convert to fraction form
    36,480.72/50,344.56 = 20,565.84/x
  3. Step 3: Cross multiply
    36,480.72x = 50,344.56 × 20,565.84
  4. Step 4: Simplify right side
    36,480.72x = 1,035,378,165.83
  5. Step 5: Solve for x
    x = 1,035,378,165.83/36,480.72
  6. Step 6: Final answer
    x = 28,381.52

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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.