Home / 15,171.03-22,740.84-5,808.78

Finding the Fourth Proportional to 15,171.03, 22,740.84 and 5,808.78

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Solution

The fourth proportional to 15,171.03, 22,740.84 and 5,808.78 is: 8,707.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,171.03 : 22,740.84 = 5,808.78 : x
  2. Step 2: Convert to fraction form
    15,171.03/22,740.84 = 5,808.78/x
  3. Step 3: Cross multiply
    15,171.03x = 22,740.84 × 5,808.78
  4. Step 4: Simplify right side
    15,171.03x = 132,096,536.58
  5. Step 5: Solve for x
    x = 132,096,536.58/15,171.03
  6. Step 6: Final answer
    x = 8,707.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.