Home / 13,973.33-19,273.42-9,489.29

Finding the Fourth Proportional to 13,973.33, 19,273.42 and 9,489.29

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Solution

The fourth proportional to 13,973.33, 19,273.42 and 9,489.29 is: 13,088.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,973.33 : 19,273.42 = 9,489.29 : x
  2. Step 2: Convert to fraction form
    13,973.33/19,273.42 = 9,489.29/x
  3. Step 3: Cross multiply
    13,973.33x = 19,273.42 × 9,489.29
  4. Step 4: Simplify right side
    13,973.33x = 182,890,951.58
  5. Step 5: Solve for x
    x = 182,890,951.58/13,973.33
  6. Step 6: Final answer
    x = 13,088.58

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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.