Home / 17,388.87-26,063.85-7,513.35

Finding the Fourth Proportional to 17,388.87, 26,063.85 and 7,513.35

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Solution

The fourth proportional to 17,388.87, 26,063.85 and 7,513.35 is: 11,261.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,388.87 : 26,063.85 = 7,513.35 : x
  2. Step 2: Convert to fraction form
    17,388.87/26,063.85 = 7,513.35/x
  3. Step 3: Cross multiply
    17,388.87x = 26,063.85 × 7,513.35
  4. Step 4: Simplify right side
    17,388.87x = 195,826,827.40
  5. Step 5: Solve for x
    x = 195,826,827.40/17,388.87
  6. Step 6: Final answer
    x = 11,261.62

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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.