Home / 40,235.20-60,352.80-25,363.60

Finding the Fourth Proportional to 40,235.20, 60,352.80 and 25,363.60

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Solution

The fourth proportional to 40,235.20, 60,352.80 and 25,363.60 is: 38,045.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,235.20 : 60,352.80 = 25,363.60 : x
  2. Step 2: Convert to fraction form
    40,235.20/60,352.80 = 25,363.60/x
  3. Step 3: Cross multiply
    40,235.20x = 60,352.80 × 25,363.60
  4. Step 4: Simplify right side
    40,235.20x = 1,530,764,278.08
  5. Step 5: Solve for x
    x = 1,530,764,278.08/40,235.20
  6. Step 6: Final answer
    x = 38,045.40

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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.