Home / 51,095.10-76,679.10-28,884.90

Finding the Fourth Proportional to 51,095.10, 76,679.10 and 28,884.90

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Solution

The fourth proportional to 51,095.10, 76,679.10 and 28,884.90 is: 43,347.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,095.10 : 76,679.10 = 28,884.90 : x
  2. Step 2: Convert to fraction form
    51,095.10/76,679.10 = 28,884.90/x
  3. Step 3: Cross multiply
    51,095.10x = 76,679.10 × 28,884.90
  4. Step 4: Simplify right side
    51,095.10x = 2,214,868,135.59
  5. Step 5: Solve for x
    x = 2,214,868,135.59/51,095.10
  6. Step 6: Final answer
    x = 43,347.96

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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.