Home / 19,767.53-29,644.16-7,924.02

Finding the Fourth Proportional to 19,767.53, 29,644.16 and 7,924.02

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Solution

The fourth proportional to 19,767.53, 29,644.16 and 7,924.02 is: 11,883.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,767.53 : 29,644.16 = 7,924.02 : x
  2. Step 2: Convert to fraction form
    19,767.53/29,644.16 = 7,924.02/x
  3. Step 3: Cross multiply
    19,767.53x = 29,644.16 × 7,924.02
  4. Step 4: Simplify right side
    19,767.53x = 234,900,916.72
  5. Step 5: Solve for x
    x = 234,900,916.72/19,767.53
  6. Step 6: Final answer
    x = 11,883.17

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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.