Home / 12,914.24-17,822.23-10,114.88

Finding the Fourth Proportional to 12,914.24, 17,822.23 and 10,114.88

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Solution

The fourth proportional to 12,914.24, 17,822.23 and 10,114.88 is: 13,958.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,914.24 : 17,822.23 = 10,114.88 : x
  2. Step 2: Convert to fraction form
    12,914.24/17,822.23 = 10,114.88/x
  3. Step 3: Cross multiply
    12,914.24x = 17,822.23 × 10,114.88
  4. Step 4: Simplify right side
    12,914.24x = 180,269,603.38
  5. Step 5: Solve for x
    x = 180,269,603.38/12,914.24
  6. Step 6: Final answer
    x = 13,958.98

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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.