Home / 55,594.50-76,719.48-30,100.66

Finding the Fourth Proportional to 55,594.50, 76,719.48 and 30,100.66

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Solution

The fourth proportional to 55,594.50, 76,719.48 and 30,100.66 is: 41,538.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,594.50 : 76,719.48 = 30,100.66 : x
  2. Step 2: Convert to fraction form
    55,594.50/76,719.48 = 30,100.66/x
  3. Step 3: Cross multiply
    55,594.50x = 76,719.48 × 30,100.66
  4. Step 4: Simplify right side
    55,594.50x = 2,309,306,982.86
  5. Step 5: Solve for x
    x = 2,309,306,982.86/55,594.50
  6. Step 6: Final answer
    x = 41,538.41

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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.