Home / 84,844.83-127,267.11-21,664.92

Finding the Fourth Proportional to 84,844.83, 127,267.11 and 21,664.92

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Solution

The fourth proportional to 84,844.83, 127,267.11 and 21,664.92 is: 32,497.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,844.83 : 127,267.11 = 21,664.92 : x
  2. Step 2: Convert to fraction form
    84,844.83/127,267.11 = 21,664.92/x
  3. Step 3: Cross multiply
    84,844.83x = 127,267.11 × 21,664.92
  4. Step 4: Simplify right side
    84,844.83x = 2,757,231,756.78
  5. Step 5: Solve for x
    x = 2,757,231,756.78/84,844.83
  6. Step 6: Final answer
    x = 32,497.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.