Home / 55,387.36-76,443.33-35,223.22

Finding the Fourth Proportional to 55,387.36, 76,443.33 and 35,223.22

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Solution

The fourth proportional to 55,387.36, 76,443.33 and 35,223.22 is: 48,613.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,387.36 : 76,443.33 = 35,223.22 : x
  2. Step 2: Convert to fraction form
    55,387.36/76,443.33 = 35,223.22/x
  3. Step 3: Cross multiply
    55,387.36x = 76,443.33 × 35,223.22
  4. Step 4: Simplify right side
    55,387.36x = 2,692,580,230.12
  5. Step 5: Solve for x
    x = 2,692,580,230.12/55,387.36
  6. Step 6: Final answer
    x = 48,613.62

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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.