Home / 13,411.83-20,125.04-5,626.11

Finding the Fourth Proportional to 13,411.83, 20,125.04 and 5,626.11

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Solution

The fourth proportional to 13,411.83, 20,125.04 and 5,626.11 is: 8,442.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,411.83 : 20,125.04 = 5,626.11 : x
  2. Step 2: Convert to fraction form
    13,411.83/20,125.04 = 5,626.11/x
  3. Step 3: Cross multiply
    13,411.83x = 20,125.04 × 5,626.11
  4. Step 4: Simplify right side
    13,411.83x = 113,225,767.78
  5. Step 5: Solve for x
    x = 113,225,767.78/13,411.83
  6. Step 6: Final answer
    x = 8,442.23

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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.