Home / 14,989.11-22,494.93-5,638.35

Finding the Fourth Proportional to 14,989.11, 22,494.93 and 5,638.35

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Solution

The fourth proportional to 14,989.11, 22,494.93 and 5,638.35 is: 8,461.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,989.11 : 22,494.93 = 5,638.35 : x
  2. Step 2: Convert to fraction form
    14,989.11/22,494.93 = 5,638.35/x
  3. Step 3: Cross multiply
    14,989.11x = 22,494.93 × 5,638.35
  4. Step 4: Simplify right side
    14,989.11x = 126,834,288.57
  5. Step 5: Solve for x
    x = 126,834,288.57/14,989.11
  6. Step 6: Final answer
    x = 8,461.76

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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.