Home / 34,857.28-48,102.87-19,749.91

Finding the Fourth Proportional to 34,857.28, 48,102.87 and 19,749.91

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Solution

The fourth proportional to 34,857.28, 48,102.87 and 19,749.91 is: 27,254.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,857.28 : 48,102.87 = 19,749.91 : x
  2. Step 2: Convert to fraction form
    34,857.28/48,102.87 = 19,749.91/x
  3. Step 3: Cross multiply
    34,857.28x = 48,102.87 × 19,749.91
  4. Step 4: Simplify right side
    34,857.28x = 950,027,353.24
  5. Step 5: Solve for x
    x = 950,027,353.24/34,857.28
  6. Step 6: Final answer
    x = 27,254.78

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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.