Home / 51,272.20-76,920.45-26,316.10

Finding the Fourth Proportional to 51,272.20, 76,920.45 and 26,316.10

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Solution

The fourth proportional to 51,272.20, 76,920.45 and 26,316.10 is: 39,480.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,272.20 : 76,920.45 = 26,316.10 : x
  2. Step 2: Convert to fraction form
    51,272.20/76,920.45 = 26,316.10/x
  3. Step 3: Cross multiply
    51,272.20x = 76,920.45 × 26,316.10
  4. Step 4: Simplify right side
    51,272.20x = 2,024,246,254.25
  5. Step 5: Solve for x
    x = 2,024,246,254.25/51,272.20
  6. Step 6: Final answer
    x = 39,480.39

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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.