Home / 27,221.16-37,564.92-15,284.22

Finding the Fourth Proportional to 27,221.16, 37,564.92 and 15,284.22

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Solution

The fourth proportional to 27,221.16, 37,564.92 and 15,284.22 is: 21,092.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,221.16 : 37,564.92 = 15,284.22 : x
  2. Step 2: Convert to fraction form
    27,221.16/37,564.92 = 15,284.22/x
  3. Step 3: Cross multiply
    27,221.16x = 37,564.92 × 15,284.22
  4. Step 4: Simplify right side
    27,221.16x = 574,150,501.56
  5. Step 5: Solve for x
    x = 574,150,501.56/27,221.16
  6. Step 6: Final answer
    x = 21,092.07

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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.