Home / 14,963.28-20,633.99-9,860.13

Finding the Fourth Proportional to 14,963.28, 20,633.99 and 9,860.13

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Solution

The fourth proportional to 14,963.28, 20,633.99 and 9,860.13 is: 13,596.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,963.28 : 20,633.99 = 9,860.13 : x
  2. Step 2: Convert to fraction form
    14,963.28/20,633.99 = 9,860.13/x
  3. Step 3: Cross multiply
    14,963.28x = 20,633.99 × 9,860.13
  4. Step 4: Simplify right side
    14,963.28x = 203,453,799.17
  5. Step 5: Solve for x
    x = 203,453,799.17/14,963.28
  6. Step 6: Final answer
    x = 13,596.87

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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.