Home / 37,866.22-52,255.60-21,960.12

Finding the Fourth Proportional to 37,866.22, 52,255.60 and 21,960.12

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Solution

The fourth proportional to 37,866.22, 52,255.60 and 21,960.12 is: 30,305.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,866.22 : 52,255.60 = 21,960.12 : x
  2. Step 2: Convert to fraction form
    37,866.22/52,255.60 = 21,960.12/x
  3. Step 3: Cross multiply
    37,866.22x = 52,255.60 × 21,960.12
  4. Step 4: Simplify right side
    37,866.22x = 1,147,539,246.67
  5. Step 5: Solve for x
    x = 1,147,539,246.67/37,866.22
  6. Step 6: Final answer
    x = 30,305.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.