Home / 15,933.38-21,964.32-10,266.98

Finding the Fourth Proportional to 15,933.38, 21,964.32 and 10,266.98

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Solution

The fourth proportional to 15,933.38, 21,964.32 and 10,266.98 is: 14,153.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,933.38 : 21,964.32 = 10,266.98 : x
  2. Step 2: Convert to fraction form
    15,933.38/21,964.32 = 10,266.98/x
  3. Step 3: Cross multiply
    15,933.38x = 21,964.32 × 10,266.98
  4. Step 4: Simplify right side
    15,933.38x = 225,507,124.33
  5. Step 5: Solve for x
    x = 225,507,124.33/15,933.38
  6. Step 6: Final answer
    x = 14,153.13

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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.