Home / 16,322.87-22,519.08-10,655.80

Finding the Fourth Proportional to 16,322.87, 22,519.08 and 10,655.80

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Solution

The fourth proportional to 16,322.87, 22,519.08 and 10,655.80 is: 14,700.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,322.87 : 22,519.08 = 10,655.80 : x
  2. Step 2: Convert to fraction form
    16,322.87/22,519.08 = 10,655.80/x
  3. Step 3: Cross multiply
    16,322.87x = 22,519.08 × 10,655.80
  4. Step 4: Simplify right side
    16,322.87x = 239,958,883.04
  5. Step 5: Solve for x
    x = 239,958,883.04/16,322.87
  6. Step 6: Final answer
    x = 14,700.78

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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.