Home / 14,621.78-21,932.57-9,359.42

Finding the Fourth Proportional to 14,621.78, 21,932.57 and 9,359.42

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Solution

The fourth proportional to 14,621.78, 21,932.57 and 9,359.42 is: 14,039.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,621.78 : 21,932.57 = 9,359.42 : x
  2. Step 2: Convert to fraction form
    14,621.78/21,932.57 = 9,359.42/x
  3. Step 3: Cross multiply
    14,621.78x = 21,932.57 × 9,359.42
  4. Step 4: Simplify right side
    14,621.78x = 205,276,048.05
  5. Step 5: Solve for x
    x = 205,276,048.05/14,621.78
  6. Step 6: Final answer
    x = 14,039.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.