Home / 40,235.60-60,360.12-16,863.80

Finding the Fourth Proportional to 40,235.60, 60,360.12 and 16,863.80

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Solution

The fourth proportional to 40,235.60, 60,360.12 and 16,863.80 is: 25,298.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,235.60 : 60,360.12 = 16,863.80 : x
  2. Step 2: Convert to fraction form
    40,235.60/60,360.12 = 16,863.80/x
  3. Step 3: Cross multiply
    40,235.60x = 60,360.12 × 16,863.80
  4. Step 4: Simplify right side
    40,235.60x = 1,017,900,991.66
  5. Step 5: Solve for x
    x = 1,017,900,991.66/40,235.60
  6. Step 6: Final answer
    x = 25,298.52

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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.