Home / 13,391.18-20,095.98-4,626.11

Finding the Fourth Proportional to 13,391.18, 20,095.98 and 4,626.11

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Solution

The fourth proportional to 13,391.18, 20,095.98 and 4,626.11 is: 6,942.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,391.18 : 20,095.98 = 4,626.11 : x
  2. Step 2: Convert to fraction form
    13,391.18/20,095.98 = 4,626.11/x
  3. Step 3: Cross multiply
    13,391.18x = 20,095.98 × 4,626.11
  4. Step 4: Simplify right side
    13,391.18x = 92,966,214.04
  5. Step 5: Solve for x
    x = 92,966,214.04/13,391.18
  6. Step 6: Final answer
    x = 6,942.35

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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.