Home / 15,324.74-22,987.12-4,231.06

Finding the Fourth Proportional to 15,324.74, 22,987.12 and 4,231.06

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Solution

The fourth proportional to 15,324.74, 22,987.12 and 4,231.06 is: 6,346.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,324.74 : 22,987.12 = 4,231.06 : x
  2. Step 2: Convert to fraction form
    15,324.74/22,987.12 = 4,231.06/x
  3. Step 3: Cross multiply
    15,324.74x = 22,987.12 × 4,231.06
  4. Step 4: Simplify right side
    15,324.74x = 97,259,883.95
  5. Step 5: Solve for x
    x = 97,259,883.95/15,324.74
  6. Step 6: Final answer
    x = 6,346.59

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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.