Home / 55,441.86-76,503.85-32,781.70

Finding the Fourth Proportional to 55,441.86, 76,503.85 and 32,781.70

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Solution

The fourth proportional to 55,441.86, 76,503.85 and 32,781.70 is: 45,235.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,441.86 : 76,503.85 = 32,781.70 : x
  2. Step 2: Convert to fraction form
    55,441.86/76,503.85 = 32,781.70/x
  3. Step 3: Cross multiply
    55,441.86x = 76,503.85 × 32,781.70
  4. Step 4: Simplify right side
    55,441.86x = 2,507,926,259.55
  5. Step 5: Solve for x
    x = 2,507,926,259.55/55,441.86
  6. Step 6: Final answer
    x = 45,235.25

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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.