Home / 11,119.66-16,698.57-9,873.07

Finding the Fourth Proportional to 11,119.66, 16,698.57 and 9,873.07

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Solution

The fourth proportional to 11,119.66, 16,698.57 and 9,873.07 is: 14,826.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,119.66 : 16,698.57 = 9,873.07 : x
  2. Step 2: Convert to fraction form
    11,119.66/16,698.57 = 9,873.07/x
  3. Step 3: Cross multiply
    11,119.66x = 16,698.57 × 9,873.07
  4. Step 4: Simplify right side
    11,119.66x = 164,866,150.51
  5. Step 5: Solve for x
    x = 164,866,150.51/11,119.66
  6. Step 6: Final answer
    x = 14,826.55

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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.