Home / 31,294.04-46,943.22-9,107.60

Finding the Fourth Proportional to 31,294.04, 46,943.22 and 9,107.60

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Solution

The fourth proportional to 31,294.04, 46,943.22 and 9,107.60 is: 13,662.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,294.04 : 46,943.22 = 9,107.60 : x
  2. Step 2: Convert to fraction form
    31,294.04/46,943.22 = 9,107.60/x
  3. Step 3: Cross multiply
    31,294.04x = 46,943.22 × 9,107.60
  4. Step 4: Simplify right side
    31,294.04x = 427,540,070.47
  5. Step 5: Solve for x
    x = 427,540,070.47/31,294.04
  6. Step 6: Final answer
    x = 13,662.03

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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.