Home / 16,918.35-23,348.84-9,366.45

Finding the Fourth Proportional to 16,918.35, 23,348.84 and 9,366.45

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Solution

The fourth proportional to 16,918.35, 23,348.84 and 9,366.45 is: 12,926.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,918.35 : 23,348.84 = 9,366.45 : x
  2. Step 2: Convert to fraction form
    16,918.35/23,348.84 = 9,366.45/x
  3. Step 3: Cross multiply
    16,918.35x = 23,348.84 × 9,366.45
  4. Step 4: Simplify right side
    16,918.35x = 218,695,695.59
  5. Step 5: Solve for x
    x = 218,695,695.59/16,918.35
  6. Step 6: Final answer
    x = 12,926.54

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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.