Home / 27,725.40-38,267.92-15,795.82

Finding the Fourth Proportional to 27,725.40, 38,267.92 and 15,795.82

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Solution

The fourth proportional to 27,725.40, 38,267.92 and 15,795.82 is: 21,802.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,725.40 : 38,267.92 = 15,795.82 : x
  2. Step 2: Convert to fraction form
    27,725.40/38,267.92 = 15,795.82/x
  3. Step 3: Cross multiply
    27,725.40x = 38,267.92 × 15,795.82
  4. Step 4: Simplify right side
    27,725.40x = 604,473,176.09
  5. Step 5: Solve for x
    x = 604,473,176.09/27,725.40
  6. Step 6: Final answer
    x = 21,802.14

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.