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Finding the Fourth Proportional to 32,454.45, 48,685.89 and 11,392.98

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Solution

The fourth proportional to 32,454.45, 48,685.89 and 11,392.98 is: 17,090.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,454.45 : 48,685.89 = 11,392.98 : x
  2. Step 2: Convert to fraction form
    32,454.45/48,685.89 = 11,392.98/x
  3. Step 3: Cross multiply
    32,454.45x = 48,685.89 × 11,392.98
  4. Step 4: Simplify right side
    32,454.45x = 554,677,371.05
  5. Step 5: Solve for x
    x = 554,677,371.05/32,454.45
  6. Step 6: Final answer
    x = 17,090.95

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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.