Home / 17,917.61-26,876.97-4,590.70

Finding the Fourth Proportional to 17,917.61, 26,876.97 and 4,590.70

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Solution

The fourth proportional to 17,917.61, 26,876.97 and 4,590.70 is: 6,886.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,917.61 : 26,876.97 = 4,590.70 : x
  2. Step 2: Convert to fraction form
    17,917.61/26,876.97 = 4,590.70/x
  3. Step 3: Cross multiply
    17,917.61x = 26,876.97 × 4,590.70
  4. Step 4: Simplify right side
    17,917.61x = 123,384,038.99
  5. Step 5: Solve for x
    x = 123,384,038.99/17,917.61
  6. Step 6: Final answer
    x = 6,886.19

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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.