Home / 23,747.57-32,771.96-13,677.78

Finding the Fourth Proportional to 23,747.57, 32,771.96 and 13,677.78

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Solution

The fourth proportional to 23,747.57, 32,771.96 and 13,677.78 is: 18,875.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,747.57 : 32,771.96 = 13,677.78 : x
  2. Step 2: Convert to fraction form
    23,747.57/32,771.96 = 13,677.78/x
  3. Step 3: Cross multiply
    23,747.57x = 32,771.96 × 13,677.78
  4. Step 4: Simplify right side
    23,747.57x = 448,247,659.05
  5. Step 5: Solve for x
    x = 448,247,659.05/23,747.57
  6. Step 6: Final answer
    x = 18,875.52

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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.