Home / 51,078.20-76,475.10-26,064.20

Finding the Fourth Proportional to 51,078.20, 76,475.10 and 26,064.20

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Solution

The fourth proportional to 51,078.20, 76,475.10 and 26,064.20 is: 39,023.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,078.20 : 76,475.10 = 26,064.20 : x
  2. Step 2: Convert to fraction form
    51,078.20/76,475.10 = 26,064.20/x
  3. Step 3: Cross multiply
    51,078.20x = 76,475.10 × 26,064.20
  4. Step 4: Simplify right side
    51,078.20x = 1,993,262,301.42
  5. Step 5: Solve for x
    x = 1,993,262,301.42/51,078.20
  6. Step 6: Final answer
    x = 39,023.74

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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.