Home / 16,860.33-23,268.54-9,308.12

Finding the Fourth Proportional to 16,860.33, 23,268.54 and 9,308.12

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Solution

The fourth proportional to 16,860.33, 23,268.54 and 9,308.12 is: 12,845.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,860.33 : 23,268.54 = 9,308.12 : x
  2. Step 2: Convert to fraction form
    16,860.33/23,268.54 = 9,308.12/x
  3. Step 3: Cross multiply
    16,860.33x = 23,268.54 × 9,308.12
  4. Step 4: Simplify right side
    16,860.33x = 216,586,254.93
  5. Step 5: Solve for x
    x = 216,586,254.93/16,860.33
  6. Step 6: Final answer
    x = 12,845.91

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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.