Home / 16,224.08-22,377.84-9,939.52

Finding the Fourth Proportional to 16,224.08, 22,377.84 and 9,939.52

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Solution

The fourth proportional to 16,224.08, 22,377.84 and 9,939.52 is: 13,709.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,224.08 : 22,377.84 = 9,939.52 : x
  2. Step 2: Convert to fraction form
    16,224.08/22,377.84 = 9,939.52/x
  3. Step 3: Cross multiply
    16,224.08x = 22,377.84 × 9,939.52
  4. Step 4: Simplify right side
    16,224.08x = 222,424,988.24
  5. Step 5: Solve for x
    x = 222,424,988.24/16,224.08
  6. Step 6: Final answer
    x = 13,709.56

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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.