Home / 23,780.89-32,817.60-13,170.52

Finding the Fourth Proportional to 23,780.89, 32,817.60 and 13,170.52

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Solution

The fourth proportional to 23,780.89, 32,817.60 and 13,170.52 is: 18,175.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,780.89 : 32,817.60 = 13,170.52 : x
  2. Step 2: Convert to fraction form
    23,780.89/32,817.60 = 13,170.52/x
  3. Step 3: Cross multiply
    23,780.89x = 32,817.60 × 13,170.52
  4. Step 4: Simplify right side
    23,780.89x = 432,224,775.11
  5. Step 5: Solve for x
    x = 432,224,775.11/23,780.89
  6. Step 6: Final answer
    x = 18,175.30

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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.