Home / 27,134.22-37,443.69-15,197.34

Finding the Fourth Proportional to 27,134.22, 37,443.69 and 15,197.34

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Solution

The fourth proportional to 27,134.22, 37,443.69 and 15,197.34 is: 20,971.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,134.22 : 37,443.69 = 15,197.34 : x
  2. Step 2: Convert to fraction form
    27,134.22/37,443.69 = 15,197.34/x
  3. Step 3: Cross multiply
    27,134.22x = 37,443.69 × 15,197.34
  4. Step 4: Simplify right side
    27,134.22x = 569,044,487.78
  5. Step 5: Solve for x
    x = 569,044,487.78/27,134.22
  6. Step 6: Final answer
    x = 20,971.47

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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.