Home / 13,344.02-18,414.87-7,294.44

Finding the Fourth Proportional to 13,344.02, 18,414.87 and 7,294.44

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Solution

The fourth proportional to 13,344.02, 18,414.87 and 7,294.44 is: 10,066.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,344.02 : 18,414.87 = 7,294.44 : x
  2. Step 2: Convert to fraction form
    13,344.02/18,414.87 = 7,294.44/x
  3. Step 3: Cross multiply
    13,344.02x = 18,414.87 × 7,294.44
  4. Step 4: Simplify right side
    13,344.02x = 134,326,164.32
  5. Step 5: Solve for x
    x = 134,326,164.32/13,344.02
  6. Step 6: Final answer
    x = 10,066.39

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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.