Home / 32,355.20-48,482.30-20,483.84

Finding the Fourth Proportional to 32,355.20, 48,482.30 and 20,483.84

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Solution

The fourth proportional to 32,355.20, 48,482.30 and 20,483.84 is: 30,693.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,355.20 : 48,482.30 = 20,483.84 : x
  2. Step 2: Convert to fraction form
    32,355.20/48,482.30 = 20,483.84/x
  3. Step 3: Cross multiply
    32,355.20x = 48,482.30 × 20,483.84
  4. Step 4: Simplify right side
    32,355.20x = 993,103,331.20
  5. Step 5: Solve for x
    x = 993,103,331.20/32,355.20
  6. Step 6: Final answer
    x = 30,693.78

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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.