Home / 40,300.20-60,450.30-32,005.80

Finding the Fourth Proportional to 40,300.20, 60,450.30 and 32,005.80

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Solution

The fourth proportional to 40,300.20, 60,450.30 and 32,005.80 is: 48,008.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,300.20 : 60,450.30 = 32,005.80 : x
  2. Step 2: Convert to fraction form
    40,300.20/60,450.30 = 32,005.80/x
  3. Step 3: Cross multiply
    40,300.20x = 60,450.30 × 32,005.80
  4. Step 4: Simplify right side
    40,300.20x = 1,934,760,211.74
  5. Step 5: Solve for x
    x = 1,934,760,211.74/40,300.20
  6. Step 6: Final answer
    x = 48,008.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.