Home / 40,630.86-55,945.92-35,566.74

Finding the Fourth Proportional to 40,630.86, 55,945.92 and 35,566.74

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Solution

The fourth proportional to 40,630.86, 55,945.92 and 35,566.74 is: 48,972.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,630.86 : 55,945.92 = 35,566.74 : x
  2. Step 2: Convert to fraction form
    40,630.86/55,945.92 = 35,566.74/x
  3. Step 3: Cross multiply
    40,630.86x = 55,945.92 × 35,566.74
  4. Step 4: Simplify right side
    40,630.86x = 1,989,813,990.70
  5. Step 5: Solve for x
    x = 1,989,813,990.70/40,630.86
  6. Step 6: Final answer
    x = 48,972.97

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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.