Home / 13,833.72-19,067.77-9,801.90

Finding the Fourth Proportional to 13,833.72, 19,067.77 and 9,801.90

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Solution

The fourth proportional to 13,833.72, 19,067.77 and 9,801.90 is: 13,510.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,833.72 : 19,067.77 = 9,801.90 : x
  2. Step 2: Convert to fraction form
    13,833.72/19,067.77 = 9,801.90/x
  3. Step 3: Cross multiply
    13,833.72x = 19,067.77 × 9,801.90
  4. Step 4: Simplify right side
    13,833.72x = 186,900,387.02
  5. Step 5: Solve for x
    x = 186,900,387.02/13,833.72
  6. Step 6: Final answer
    x = 13,510.49

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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.