Home / 21,684.04-32,503.90-12,304.24

Finding the Fourth Proportional to 21,684.04, 32,503.90 and 12,304.24

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Solution

The fourth proportional to 21,684.04, 32,503.90 and 12,304.24 is: 18,443.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,684.04 : 32,503.90 = 12,304.24 : x
  2. Step 2: Convert to fraction form
    21,684.04/32,503.90 = 12,304.24/x
  3. Step 3: Cross multiply
    21,684.04x = 32,503.90 × 12,304.24
  4. Step 4: Simplify right side
    21,684.04x = 399,935,898.56
  5. Step 5: Solve for x
    x = 399,935,898.56/21,684.04
  6. Step 6: Final answer
    x = 18,443.79

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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.