Home / 32,151.52-48,190.32-12,421.44

Finding the Fourth Proportional to 32,151.52, 48,190.32 and 12,421.44

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Solution

The fourth proportional to 32,151.52, 48,190.32 and 12,421.44 is: 18,617.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,151.52 : 48,190.32 = 12,421.44 : x
  2. Step 2: Convert to fraction form
    32,151.52/48,190.32 = 12,421.44/x
  3. Step 3: Cross multiply
    32,151.52x = 48,190.32 × 12,421.44
  4. Step 4: Simplify right side
    32,151.52x = 598,593,168.46
  5. Step 5: Solve for x
    x = 598,593,168.46/32,151.52
  6. Step 6: Final answer
    x = 18,617.88

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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.