Home / 32,406.20-48,609.30-30,219.20

Finding the Fourth Proportional to 32,406.20, 48,609.30 and 30,219.20

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Solution

The fourth proportional to 32,406.20, 48,609.30 and 30,219.20 is: 45,328.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,406.20 : 48,609.30 = 30,219.20 : x
  2. Step 2: Convert to fraction form
    32,406.20/48,609.30 = 30,219.20/x
  3. Step 3: Cross multiply
    32,406.20x = 48,609.30 × 30,219.20
  4. Step 4: Simplify right side
    32,406.20x = 1,468,934,158.56
  5. Step 5: Solve for x
    x = 1,468,934,158.56/32,406.20
  6. Step 6: Final answer
    x = 45,328.80

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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.