Home / 55,422.31-76,455.38-32,750.33

Finding the Fourth Proportional to 55,422.31, 76,455.38 and 32,750.33

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Solution

The fourth proportional to 55,422.31, 76,455.38 and 32,750.33 is: 45,179.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,422.31 : 76,455.38 = 32,750.33 : x
  2. Step 2: Convert to fraction form
    55,422.31/76,455.38 = 32,750.33/x
  3. Step 3: Cross multiply
    55,422.31x = 76,455.38 × 32,750.33
  4. Step 4: Simplify right side
    55,422.31x = 2,503,938,925.28
  5. Step 5: Solve for x
    x = 2,503,938,925.28/55,422.31
  6. Step 6: Final answer
    x = 45,179.26

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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.