Home / 45,914.11-68,863.23-12,626.28

Finding the Fourth Proportional to 45,914.11, 68,863.23 and 12,626.28

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Solution

The fourth proportional to 45,914.11, 68,863.23 and 12,626.28 is: 18,937.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,914.11 : 68,863.23 = 12,626.28 : x
  2. Step 2: Convert to fraction form
    45,914.11/68,863.23 = 12,626.28/x
  3. Step 3: Cross multiply
    45,914.11x = 68,863.23 × 12,626.28
  4. Step 4: Simplify right side
    45,914.11x = 869,486,423.68
  5. Step 5: Solve for x
    x = 869,486,423.68/45,914.11
  6. Step 6: Final answer
    x = 18,937.24

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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.