Home / 32,278.94-48,421.19-8,905.37

Finding the Fourth Proportional to 32,278.94, 48,421.19 and 8,905.37

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Solution

The fourth proportional to 32,278.94, 48,421.19 and 8,905.37 is: 13,358.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,278.94 : 48,421.19 = 8,905.37 : x
  2. Step 2: Convert to fraction form
    32,278.94/48,421.19 = 8,905.37/x
  3. Step 3: Cross multiply
    32,278.94x = 48,421.19 × 8,905.37
  4. Step 4: Simplify right side
    32,278.94x = 431,208,756.11
  5. Step 5: Solve for x
    x = 431,208,756.11/32,278.94
  6. Step 6: Final answer
    x = 13,358.83

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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.