Home / 51,158.55-76,749.48-15,623.13

Finding the Fourth Proportional to 51,158.55, 76,749.48 and 15,623.13

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Solution

The fourth proportional to 51,158.55, 76,749.48 and 15,623.13 is: 23,438.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,158.55 : 76,749.48 = 15,623.13 : x
  2. Step 2: Convert to fraction form
    51,158.55/76,749.48 = 15,623.13/x
  3. Step 3: Cross multiply
    51,158.55x = 76,749.48 × 15,623.13
  4. Step 4: Simplify right side
    51,158.55x = 1,199,067,103.47
  5. Step 5: Solve for x
    x = 1,199,067,103.47/51,158.55
  6. Step 6: Final answer
    x = 23,438.25

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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.