Home / 19,317.33-26,662.08-11,766.15

Finding the Fourth Proportional to 19,317.33, 26,662.08 and 11,766.15

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Solution

The fourth proportional to 19,317.33, 26,662.08 and 11,766.15 is: 16,239.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,317.33 : 26,662.08 = 11,766.15 : x
  2. Step 2: Convert to fraction form
    19,317.33/26,662.08 = 11,766.15/x
  3. Step 3: Cross multiply
    19,317.33x = 26,662.08 × 11,766.15
  4. Step 4: Simplify right side
    19,317.33x = 313,710,032.59
  5. Step 5: Solve for x
    x = 313,710,032.59/19,317.33
  6. Step 6: Final answer
    x = 16,239.82

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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.