Home / 23,775.16-32,809.72-13,164.80

Finding the Fourth Proportional to 23,775.16, 32,809.72 and 13,164.80

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Solution

The fourth proportional to 23,775.16, 32,809.72 and 13,164.80 is: 18,167.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,775.16 : 32,809.72 = 13,164.80 : x
  2. Step 2: Convert to fraction form
    23,775.16/32,809.72 = 13,164.80/x
  3. Step 3: Cross multiply
    23,775.16x = 32,809.72 × 13,164.80
  4. Step 4: Simplify right side
    23,775.16x = 431,933,204.90
  5. Step 5: Solve for x
    x = 431,933,204.90/23,775.16
  6. Step 6: Final answer
    x = 18,167.42

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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.