Home / 27,296.65-37,667.80-15,359.28

Finding the Fourth Proportional to 27,296.65, 37,667.80 and 15,359.28

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Solution

The fourth proportional to 27,296.65, 37,667.80 and 15,359.28 is: 21,194.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,296.65 : 37,667.80 = 15,359.28 : x
  2. Step 2: Convert to fraction form
    27,296.65/37,667.80 = 15,359.28/x
  3. Step 3: Cross multiply
    27,296.65x = 37,667.80 × 15,359.28
  4. Step 4: Simplify right side
    27,296.65x = 578,550,287.18
  5. Step 5: Solve for x
    x = 578,550,287.18/27,296.65
  6. Step 6: Final answer
    x = 21,194.92

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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.