Home / 14,020.84-21,013.98-5,246.44

Finding the Fourth Proportional to 14,020.84, 21,013.98 and 5,246.44

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Solution

The fourth proportional to 14,020.84, 21,013.98 and 5,246.44 is: 7,863.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020.84 : 21,013.98 = 5,246.44 : x
  2. Step 2: Convert to fraction form
    14,020.84/21,013.98 = 5,246.44/x
  3. Step 3: Cross multiply
    14,020.84x = 21,013.98 × 5,246.44
  4. Step 4: Simplify right side
    14,020.84x = 110,248,585.23
  5. Step 5: Solve for x
    x = 110,248,585.23/14,020.84
  6. Step 6: Final answer
    x = 7,863.19

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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.