Home / 61,308.46-91,960.14-21,336.60

Finding the Fourth Proportional to 61,308.46, 91,960.14 and 21,336.60

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Solution

The fourth proportional to 61,308.46, 91,960.14 and 21,336.60 is: 32,004.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,308.46 : 91,960.14 = 21,336.60 : x
  2. Step 2: Convert to fraction form
    61,308.46/91,960.14 = 21,336.60/x
  3. Step 3: Cross multiply
    61,308.46x = 91,960.14 × 21,336.60
  4. Step 4: Simplify right side
    61,308.46x = 1,962,116,723.12
  5. Step 5: Solve for x
    x = 1,962,116,723.12/61,308.46
  6. Step 6: Final answer
    x = 32,004.01

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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.