Home / 15,775.48-23,663.22-4,087.72

Finding the Fourth Proportional to 15,775.48, 23,663.22 and 4,087.72

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Solution

The fourth proportional to 15,775.48, 23,663.22 and 4,087.72 is: 6,131.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,775.48 : 23,663.22 = 4,087.72 : x
  2. Step 2: Convert to fraction form
    15,775.48/23,663.22 = 4,087.72/x
  3. Step 3: Cross multiply
    15,775.48x = 23,663.22 × 4,087.72
  4. Step 4: Simplify right side
    15,775.48x = 96,728,617.66
  5. Step 5: Solve for x
    x = 96,728,617.66/15,775.48
  6. Step 6: Final answer
    x = 6,131.58

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Similar ratio
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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.