Home / 33,681.12-46,476.18-21,576.07

Finding the Fourth Proportional to 33,681.12, 46,476.18 and 21,576.07

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Solution

The fourth proportional to 33,681.12, 46,476.18 and 21,576.07 is: 29,772.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,681.12 : 46,476.18 = 21,576.07 : x
  2. Step 2: Convert to fraction form
    33,681.12/46,476.18 = 21,576.07/x
  3. Step 3: Cross multiply
    33,681.12x = 46,476.18 × 21,576.07
  4. Step 4: Simplify right side
    33,681.12x = 1,002,773,371.11
  5. Step 5: Solve for x
    x = 1,002,773,371.11/33,681.12
  6. Step 6: Final answer
    x = 29,772.57

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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.