Home / 16,919.67-23,348.39-9,365.46

Finding the Fourth Proportional to 16,919.67, 23,348.39 and 9,365.46

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Solution

The fourth proportional to 16,919.67, 23,348.39 and 9,365.46 is: 12,923.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,919.67 : 23,348.39 = 9,365.46 : x
  2. Step 2: Convert to fraction form
    16,919.67/23,348.39 = 9,365.46/x
  3. Step 3: Cross multiply
    16,919.67x = 23,348.39 × 9,365.46
  4. Step 4: Simplify right side
    16,919.67x = 218,668,475.23
  5. Step 5: Solve for x
    x = 218,668,475.23/16,919.67
  6. Step 6: Final answer
    x = 12,923.92

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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.