Home / 29,121.53-43,685.12-11,587.25

Finding the Fourth Proportional to 29,121.53, 43,685.12 and 11,587.25

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Solution

The fourth proportional to 29,121.53, 43,685.12 and 11,587.25 is: 17,382.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,121.53 : 43,685.12 = 11,587.25 : x
  2. Step 2: Convert to fraction form
    29,121.53/43,685.12 = 11,587.25/x
  3. Step 3: Cross multiply
    29,121.53x = 43,685.12 × 11,587.25
  4. Step 4: Simplify right side
    29,121.53x = 506,190,544.90
  5. Step 5: Solve for x
    x = 506,190,544.90/29,121.53
  6. Step 6: Final answer
    x = 17,382.01

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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.