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Finding the Fourth Proportional to 32,394.78, 48,571.35 and 13,669.70

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Solution

The fourth proportional to 32,394.78, 48,571.35 and 13,669.70 is: 20,495.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,394.78 : 48,571.35 = 13,669.70 : x
  2. Step 2: Convert to fraction form
    32,394.78/48,571.35 = 13,669.70/x
  3. Step 3: Cross multiply
    32,394.78x = 48,571.35 × 13,669.70
  4. Step 4: Simplify right side
    32,394.78x = 663,955,540.24
  5. Step 5: Solve for x
    x = 663,955,540.24/32,394.78
  6. Step 6: Final answer
    x = 20,495.76

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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.