Home / 26,411.16-39,608.37-8,637.71

Finding the Fourth Proportional to 26,411.16, 39,608.37 and 8,637.71

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Solution

The fourth proportional to 26,411.16, 39,608.37 and 8,637.71 is: 12,953.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,411.16 : 39,608.37 = 8,637.71 : x
  2. Step 2: Convert to fraction form
    26,411.16/39,608.37 = 8,637.71/x
  3. Step 3: Cross multiply
    26,411.16x = 39,608.37 × 8,637.71
  4. Step 4: Simplify right side
    26,411.16x = 342,125,712.65
  5. Step 5: Solve for x
    x = 342,125,712.65/26,411.16
  6. Step 6: Final answer
    x = 12,953.83

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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.