Home / 16,687.43-23,028.60-9,030.69

Finding the Fourth Proportional to 16,687.43, 23,028.60 and 9,030.69

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Solution

The fourth proportional to 16,687.43, 23,028.60 and 9,030.69 is: 12,462.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,687.43 : 23,028.60 = 9,030.69 : x
  2. Step 2: Convert to fraction form
    16,687.43/23,028.60 = 9,030.69/x
  3. Step 3: Cross multiply
    16,687.43x = 23,028.60 × 9,030.69
  4. Step 4: Simplify right side
    16,687.43x = 207,964,251.02
  5. Step 5: Solve for x
    x = 207,964,251.02/16,687.43
  6. Step 6: Final answer
    x = 12,462.33

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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.