Home / 26,436.65-39,645.45-7,712.93

Finding the Fourth Proportional to 26,436.65, 39,645.45 and 7,712.93

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Solution

The fourth proportional to 26,436.65, 39,645.45 and 7,712.93 is: 11,566.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,436.65 : 39,645.45 = 7,712.93 : x
  2. Step 2: Convert to fraction form
    26,436.65/39,645.45 = 7,712.93/x
  3. Step 3: Cross multiply
    26,436.65x = 39,645.45 × 7,712.93
  4. Step 4: Simplify right side
    26,436.65x = 305,782,580.67
  5. Step 5: Solve for x
    x = 305,782,580.67/26,436.65
  6. Step 6: Final answer
    x = 11,566.62

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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.