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Finding the Fourth Proportional to 32,928.75, 49,393.13 and 9,555.39

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Solution

The fourth proportional to 32,928.75, 49,393.13 and 9,555.39 is: 14,333.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,928.75 : 49,393.13 = 9,555.39 : x
  2. Step 2: Convert to fraction form
    32,928.75/49,393.13 = 9,555.39/x
  3. Step 3: Cross multiply
    32,928.75x = 49,393.13 × 9,555.39
  4. Step 4: Simplify right side
    32,928.75x = 471,970,572.69
  5. Step 5: Solve for x
    x = 471,970,572.69/32,928.75
  6. Step 6: Final answer
    x = 14,333.09

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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.