Home / 23,780.74-32,815.29-13,167.58

Finding the Fourth Proportional to 23,780.74, 32,815.29 and 13,167.58

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Solution

The fourth proportional to 23,780.74, 32,815.29 and 13,167.58 is: 18,170.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,780.74 : 32,815.29 = 13,167.58 : x
  2. Step 2: Convert to fraction form
    23,780.74/32,815.29 = 13,167.58/x
  3. Step 3: Cross multiply
    23,780.74x = 32,815.29 × 13,167.58
  4. Step 4: Simplify right side
    23,780.74x = 432,097,956.30
  5. Step 5: Solve for x
    x = 432,097,956.30/23,780.74
  6. Step 6: Final answer
    x = 18,170.08

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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.