Home / 13,913.34-20,872.65-5,594.04

Finding the Fourth Proportional to 13,913.34, 20,872.65 and 5,594.04

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Solution

The fourth proportional to 13,913.34, 20,872.65 and 5,594.04 is: 8,392.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,913.34 : 20,872.65 = 5,594.04 : x
  2. Step 2: Convert to fraction form
    13,913.34/20,872.65 = 5,594.04/x
  3. Step 3: Cross multiply
    13,913.34x = 20,872.65 × 5,594.04
  4. Step 4: Simplify right side
    13,913.34x = 116,762,439.01
  5. Step 5: Solve for x
    x = 116,762,439.01/13,913.34
  6. Step 6: Final answer
    x = 8,392.12

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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.