Home / 35,135.52-48,488.17-20,027.91

Finding the Fourth Proportional to 35,135.52, 48,488.17 and 20,027.91

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Solution

The fourth proportional to 35,135.52, 48,488.17 and 20,027.91 is: 27,639.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,135.52 : 48,488.17 = 20,027.91 : x
  2. Step 2: Convert to fraction form
    35,135.52/48,488.17 = 20,027.91/x
  3. Step 3: Cross multiply
    35,135.52x = 48,488.17 × 20,027.91
  4. Step 4: Simplify right side
    35,135.52x = 971,116,601.39
  5. Step 5: Solve for x
    x = 971,116,601.39/35,135.52
  6. Step 6: Final answer
    x = 27,639.17

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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.