Home / 16,775.16-23,150.01-9,221.81

Finding the Fourth Proportional to 16,775.16, 23,150.01 and 9,221.81

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Solution

The fourth proportional to 16,775.16, 23,150.01 and 9,221.81 is: 12,726.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,775.16 : 23,150.01 = 9,221.81 : x
  2. Step 2: Convert to fraction form
    16,775.16/23,150.01 = 9,221.81/x
  3. Step 3: Cross multiply
    16,775.16x = 23,150.01 × 9,221.81
  4. Step 4: Simplify right side
    16,775.16x = 213,484,860.68
  5. Step 5: Solve for x
    x = 213,484,860.68/16,775.16
  6. Step 6: Final answer
    x = 12,726.25

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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.