Home / 32,130.57-48,188.09-12,396.54

Finding the Fourth Proportional to 32,130.57, 48,188.09 and 12,396.54

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Solution

The fourth proportional to 32,130.57, 48,188.09 and 12,396.54 is: 18,591.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,130.57 : 48,188.09 = 12,396.54 : x
  2. Step 2: Convert to fraction form
    32,130.57/48,188.09 = 12,396.54/x
  3. Step 3: Cross multiply
    32,130.57x = 48,188.09 × 12,396.54
  4. Step 4: Simplify right side
    32,130.57x = 597,365,616.20
  5. Step 5: Solve for x
    x = 597,365,616.20/32,130.57
  6. Step 6: Final answer
    x = 18,591.82

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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.