Home / 23,165.94-31,968.78-13,094.20

Finding the Fourth Proportional to 23,165.94, 31,968.78 and 13,094.20

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Solution

The fourth proportional to 23,165.94, 31,968.78 and 13,094.20 is: 18,069.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,165.94 : 31,968.78 = 13,094.20 : x
  2. Step 2: Convert to fraction form
    23,165.94/31,968.78 = 13,094.20/x
  3. Step 3: Cross multiply
    23,165.94x = 31,968.78 × 13,094.20
  4. Step 4: Simplify right side
    23,165.94x = 418,605,599.08
  5. Step 5: Solve for x
    x = 418,605,599.08/23,165.94
  6. Step 6: Final answer
    x = 18,069.87

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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.