Home / 28,926.53-43,396.31-10,207.91

Finding the Fourth Proportional to 28,926.53, 43,396.31 and 10,207.91

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Solution

The fourth proportional to 28,926.53, 43,396.31 and 10,207.91 is: 15,314.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,926.53 : 43,396.31 = 10,207.91 : x
  2. Step 2: Convert to fraction form
    28,926.53/43,396.31 = 10,207.91/x
  3. Step 3: Cross multiply
    28,926.53x = 43,396.31 × 10,207.91
  4. Step 4: Simplify right side
    28,926.53x = 442,985,435.35
  5. Step 5: Solve for x
    x = 442,985,435.35/28,926.53
  6. Step 6: Final answer
    x = 15,314.16

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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.