Home / 14,304.18-21,462.19-7,722.62

Finding the Fourth Proportional to 14,304.18, 21,462.19 and 7,722.62

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Solution

The fourth proportional to 14,304.18, 21,462.19 and 7,722.62 is: 11,587.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,304.18 : 21,462.19 = 7,722.62 : x
  2. Step 2: Convert to fraction form
    14,304.18/21,462.19 = 7,722.62/x
  3. Step 3: Cross multiply
    14,304.18x = 21,462.19 × 7,722.62
  4. Step 4: Simplify right side
    14,304.18x = 165,744,372.09
  5. Step 5: Solve for x
    x = 165,744,372.09/14,304.18
  6. Step 6: Final answer
    x = 11,587.13

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1.5x scale

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.