Home / 19,361.04-26,717.96-10,977

Finding the Fourth Proportional to 19,361.04, 26,717.96 and 10,977

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Solution

The fourth proportional to 19,361.04, 26,717.96 and 10,977 is: 15,148.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,361.04 : 26,717.96 = 10,977 : x
  2. Step 2: Convert to fraction form
    19,361.04/26,717.96 = 10,977/x
  3. Step 3: Cross multiply
    19,361.04x = 26,717.96 × 10,977
  4. Step 4: Simplify right side
    19,361.04x = 293,283,046.92
  5. Step 5: Solve for x
    x = 293,283,046.92/19,361.04
  6. Step 6: Final answer
    x = 15,148.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.