Home / 32,403.20-48,604.80-30,216.20

Finding the Fourth Proportional to 32,403.20, 48,604.80 and 30,216.20

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Solution

The fourth proportional to 32,403.20, 48,604.80 and 30,216.20 is: 45,324.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,403.20 : 48,604.80 = 30,216.20 : x
  2. Step 2: Convert to fraction form
    32,403.20/48,604.80 = 30,216.20/x
  3. Step 3: Cross multiply
    32,403.20x = 48,604.80 × 30,216.20
  4. Step 4: Simplify right side
    32,403.20x = 1,468,652,357.76
  5. Step 5: Solve for x
    x = 1,468,652,357.76/32,403.20
  6. Step 6: Final answer
    x = 45,324.30

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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.