Home / 14,253.74-21,361.77-10,318.16

Finding the Fourth Proportional to 14,253.74, 21,361.77 and 10,318.16

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Solution

The fourth proportional to 14,253.74, 21,361.77 and 10,318.16 is: 15,463.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,253.74 : 21,361.77 = 10,318.16 : x
  2. Step 2: Convert to fraction form
    14,253.74/21,361.77 = 10,318.16/x
  3. Step 3: Cross multiply
    14,253.74x = 21,361.77 × 10,318.16
  4. Step 4: Simplify right side
    14,253.74x = 220,414,053.93
  5. Step 5: Solve for x
    x = 220,414,053.93/14,253.74
  6. Step 6: Final answer
    x = 15,463.60

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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.