Home / 36,411.88-54,626.14-15,641.32

Finding the Fourth Proportional to 36,411.88, 54,626.14 and 15,641.32

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Solution

The fourth proportional to 36,411.88, 54,626.14 and 15,641.32 is: 23,465.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,411.88 : 54,626.14 = 15,641.32 : x
  2. Step 2: Convert to fraction form
    36,411.88/54,626.14 = 15,641.32/x
  3. Step 3: Cross multiply
    36,411.88x = 54,626.14 × 15,641.32
  4. Step 4: Simplify right side
    36,411.88x = 854,424,936.10
  5. Step 5: Solve for x
    x = 854,424,936.10/36,411.88
  6. Step 6: Final answer
    x = 23,465.55

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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.