Home / 23,747.80-32,769.78-13,137.16

Finding the Fourth Proportional to 23,747.80, 32,769.78 and 13,137.16

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Solution

The fourth proportional to 23,747.80, 32,769.78 and 13,137.16 is: 18,128.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,747.80 : 32,769.78 = 13,137.16 : x
  2. Step 2: Convert to fraction form
    23,747.80/32,769.78 = 13,137.16/x
  3. Step 3: Cross multiply
    23,747.80x = 32,769.78 × 13,137.16
  4. Step 4: Simplify right side
    23,747.80x = 430,501,843.02
  5. Step 5: Solve for x
    x = 430,501,843.02/23,747.80
  6. Step 6: Final answer
    x = 18,128.07

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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.