Home / 14,210.80-21,304.05-5,452.00

Finding the Fourth Proportional to 14,210.80, 21,304.05 and 5,452.00

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Solution

The fourth proportional to 14,210.80, 21,304.05 and 5,452.00 is: 8,173.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,210.80 : 21,304.05 = 5,452.00 : x
  2. Step 2: Convert to fraction form
    14,210.80/21,304.05 = 5,452.00/x
  3. Step 3: Cross multiply
    14,210.80x = 21,304.05 × 5,452.00
  4. Step 4: Simplify right side
    14,210.80x = 116,149,606.89
  5. Step 5: Solve for x
    x = 116,149,606.89/14,210.80
  6. Step 6: Final answer
    x = 8,173.33

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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.