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Finding the Fourth Proportional to 32,011.80, 44,178.78 and 17,866.77

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Solution

The fourth proportional to 32,011.80, 44,178.78 and 17,866.77 is: 24,657.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,011.80 : 44,178.78 = 17,866.77 : x
  2. Step 2: Convert to fraction form
    32,011.80/44,178.78 = 17,866.77/x
  3. Step 3: Cross multiply
    32,011.80x = 44,178.78 × 17,866.77
  4. Step 4: Simplify right side
    32,011.80x = 789,331,880.25
  5. Step 5: Solve for x
    x = 789,331,880.25/32,011.80
  6. Step 6: Final answer
    x = 24,657.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.