Home / 27,005.22-37,261.20-15,668.13

Finding the Fourth Proportional to 27,005.22, 37,261.20 and 15,668.13

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Solution

The fourth proportional to 27,005.22, 37,261.20 and 15,668.13 is: 21,618.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,005.22 : 37,261.20 = 15,668.13 : x
  2. Step 2: Convert to fraction form
    27,005.22/37,261.20 = 15,668.13/x
  3. Step 3: Cross multiply
    27,005.22x = 37,261.20 × 15,668.13
  4. Step 4: Simplify right side
    27,005.22x = 583,813,247.22
  5. Step 5: Solve for x
    x = 583,813,247.22/27,005.22
  6. Step 6: Final answer
    x = 21,618.54

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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.