Home / 13,833.07-19,091.71-8,458.59

Finding the Fourth Proportional to 13,833.07, 19,091.71 and 8,458.59

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Solution

The fourth proportional to 13,833.07, 19,091.71 and 8,458.59 is: 11,674.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,833.07 : 19,091.71 = 8,458.59 : x
  2. Step 2: Convert to fraction form
    13,833.07/19,091.71 = 8,458.59/x
  3. Step 3: Cross multiply
    13,833.07x = 19,091.71 × 8,458.59
  4. Step 4: Simplify right side
    13,833.07x = 161,489,029.46
  5. Step 5: Solve for x
    x = 161,489,029.46/13,833.07
  6. Step 6: Final answer
    x = 11,674.13

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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.