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Finding the Fourth Proportional to 14,583.51, 21,871.49 and 4,053.51

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Solution

The fourth proportional to 14,583.51, 21,871.49 and 4,053.51 is: 6,079.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,583.51 : 21,871.49 = 4,053.51 : x
  2. Step 2: Convert to fraction form
    14,583.51/21,871.49 = 4,053.51/x
  3. Step 3: Cross multiply
    14,583.51x = 21,871.49 × 4,053.51
  4. Step 4: Simplify right side
    14,583.51x = 88,656,283.16
  5. Step 5: Solve for x
    x = 88,656,283.16/14,583.51
  6. Step 6: Final answer
    x = 6,079.21

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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.