Home / 55,543.44-76,570.20-39,600.22

Finding the Fourth Proportional to 55,543.44, 76,570.20 and 39,600.22

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Solution

The fourth proportional to 55,543.44, 76,570.20 and 39,600.22 is: 54,591.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,543.44 : 76,570.20 = 39,600.22 : x
  2. Step 2: Convert to fraction form
    55,543.44/76,570.20 = 39,600.22/x
  3. Step 3: Cross multiply
    55,543.44x = 76,570.20 × 39,600.22
  4. Step 4: Simplify right side
    55,543.44x = 3,032,196,765.44
  5. Step 5: Solve for x
    x = 3,032,196,765.44/55,543.44
  6. Step 6: Final answer
    x = 54,591.45

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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.