Home / 29,124.12-43,688.46-10,408.20

Finding the Fourth Proportional to 29,124.12, 43,688.46 and 10,408.20

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Solution

The fourth proportional to 29,124.12, 43,688.46 and 10,408.20 is: 15,613.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,124.12 : 43,688.46 = 10,408.20 : x
  2. Step 2: Convert to fraction form
    29,124.12/43,688.46 = 10,408.20/x
  3. Step 3: Cross multiply
    29,124.12x = 43,688.46 × 10,408.20
  4. Step 4: Simplify right side
    29,124.12x = 454,718,229.37
  5. Step 5: Solve for x
    x = 454,718,229.37/29,124.12
  6. Step 6: Final answer
    x = 15,613.11

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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.