Home / 13,960.88-19,266.02-7,673.66

Finding the Fourth Proportional to 13,960.88, 19,266.02 and 7,673.66

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Solution

The fourth proportional to 13,960.88, 19,266.02 and 7,673.66 is: 10,589.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,960.88 : 19,266.02 = 7,673.66 : x
  2. Step 2: Convert to fraction form
    13,960.88/19,266.02 = 7,673.66/x
  3. Step 3: Cross multiply
    13,960.88x = 19,266.02 × 7,673.66
  4. Step 4: Simplify right side
    13,960.88x = 147,840,752.33
  5. Step 5: Solve for x
    x = 147,840,752.33/13,960.88
  6. Step 6: Final answer
    x = 10,589.65

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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.