Home / 55,635.61-76,777.22-32,985.70

Finding the Fourth Proportional to 55,635.61, 76,777.22 and 32,985.70

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Solution

The fourth proportional to 55,635.61, 76,777.22 and 32,985.70 is: 45,520.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,635.61 : 76,777.22 = 32,985.70 : x
  2. Step 2: Convert to fraction form
    55,635.61/76,777.22 = 32,985.70/x
  3. Step 3: Cross multiply
    55,635.61x = 76,777.22 × 32,985.70
  4. Step 4: Simplify right side
    55,635.61x = 2,532,550,345.75
  5. Step 5: Solve for x
    x = 2,532,550,345.75/55,635.61
  6. Step 6: Final answer
    x = 45,520.31

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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.