Home / 14,176.02-21,252.42-9,721.38

Finding the Fourth Proportional to 14,176.02, 21,252.42 and 9,721.38

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Solution

The fourth proportional to 14,176.02, 21,252.42 and 9,721.38 is: 14,574.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,176.02 : 21,252.42 = 9,721.38 : x
  2. Step 2: Convert to fraction form
    14,176.02/21,252.42 = 9,721.38/x
  3. Step 3: Cross multiply
    14,176.02x = 21,252.42 × 9,721.38
  4. Step 4: Simplify right side
    14,176.02x = 206,602,850.74
  5. Step 5: Solve for x
    x = 206,602,850.74/14,176.02
  6. Step 6: Final answer
    x = 14,574.11

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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.