Home / 51,813.12-77,632.20-41,403

Finding the Fourth Proportional to 51,813.12, 77,632.20 and 41,403

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Solution

The fourth proportional to 51,813.12, 77,632.20 and 41,403 is: 62,034.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,813.12 : 77,632.20 = 41,403 : x
  2. Step 2: Convert to fraction form
    51,813.12/77,632.20 = 41,403/x
  3. Step 3: Cross multiply
    51,813.12x = 77,632.20 × 41,403
  4. Step 4: Simplify right side
    51,813.12x = 3,214,205,976.60
  5. Step 5: Solve for x
    x = 3,214,205,976.60/51,813.12
  6. Step 6: Final answer
    x = 62,034.60

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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.