Home / 16,449.81-22,700.68-8,896.08

Finding the Fourth Proportional to 16,449.81, 22,700.68 and 8,896.08

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Solution

The fourth proportional to 16,449.81, 22,700.68 and 8,896.08 is: 12,276.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,449.81 : 22,700.68 = 8,896.08 : x
  2. Step 2: Convert to fraction form
    16,449.81/22,700.68 = 8,896.08/x
  3. Step 3: Cross multiply
    16,449.81x = 22,700.68 × 8,896.08
  4. Step 4: Simplify right side
    16,449.81x = 201,947,065.33
  5. Step 5: Solve for x
    x = 201,947,065.33/16,449.81
  6. Step 6: Final answer
    x = 12,276.56

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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.