Home / 13,294.38-18,329.21-10,895.52

Finding the Fourth Proportional to 13,294.38, 18,329.21 and 10,895.52

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Solution

The fourth proportional to 13,294.38, 18,329.21 and 10,895.52 is: 15,021.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,294.38 : 18,329.21 = 10,895.52 : x
  2. Step 2: Convert to fraction form
    13,294.38/18,329.21 = 10,895.52/x
  3. Step 3: Cross multiply
    13,294.38x = 18,329.21 × 10,895.52
  4. Step 4: Simplify right side
    13,294.38x = 199,706,219.66
  5. Step 5: Solve for x
    x = 199,706,219.66/13,294.38
  6. Step 6: Final answer
    x = 15,021.85

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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.