Home / 16,659.40-22,993.86-10,995.16

Finding the Fourth Proportional to 16,659.40, 22,993.86 and 10,995.16

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Solution

The fourth proportional to 16,659.40, 22,993.86 and 10,995.16 is: 15,175.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,659.40 : 22,993.86 = 10,995.16 : x
  2. Step 2: Convert to fraction form
    16,659.40/22,993.86 = 10,995.16/x
  3. Step 3: Cross multiply
    16,659.40x = 22,993.86 × 10,995.16
  4. Step 4: Simplify right side
    16,659.40x = 252,821,169.72
  5. Step 5: Solve for x
    x = 252,821,169.72/16,659.40
  6. Step 6: Final answer
    x = 15,175.89

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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.