Home / 31,709.70-43,717.89-27,281.02

Finding the Fourth Proportional to 31,709.70, 43,717.89 and 27,281.02

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Solution

The fourth proportional to 31,709.70, 43,717.89 and 27,281.02 is: 37,612.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,709.70 : 43,717.89 = 27,281.02 : x
  2. Step 2: Convert to fraction form
    31,709.70/43,717.89 = 27,281.02/x
  3. Step 3: Cross multiply
    31,709.70x = 43,717.89 × 27,281.02
  4. Step 4: Simplify right side
    31,709.70x = 1,192,668,631.45
  5. Step 5: Solve for x
    x = 1,192,668,631.45/31,709.70
  6. Step 6: Final answer
    x = 37,612.11

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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.