Home / 34,731.74-47,929.80-19,624.43

Finding the Fourth Proportional to 34,731.74, 47,929.80 and 19,624.43

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Solution

The fourth proportional to 34,731.74, 47,929.80 and 19,624.43 is: 27,081.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,731.74 : 47,929.80 = 19,624.43 : x
  2. Step 2: Convert to fraction form
    34,731.74/47,929.80 = 19,624.43/x
  3. Step 3: Cross multiply
    34,731.74x = 47,929.80 × 19,624.43
  4. Step 4: Simplify right side
    34,731.74x = 940,595,005.01
  5. Step 5: Solve for x
    x = 940,595,005.01/34,731.74
  6. Step 6: Final answer
    x = 27,081.71

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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.