Home / 29,315.10-43,944.66-12,658.62

Finding the Fourth Proportional to 29,315.10, 43,944.66 and 12,658.62

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Solution

The fourth proportional to 29,315.10, 43,944.66 and 12,658.62 is: 18,975.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,315.10 : 43,944.66 = 12,658.62 : x
  2. Step 2: Convert to fraction form
    29,315.10/43,944.66 = 12,658.62/x
  3. Step 3: Cross multiply
    29,315.10x = 43,944.66 × 12,658.62
  4. Step 4: Simplify right side
    29,315.10x = 556,278,751.97
  5. Step 5: Solve for x
    x = 556,278,751.97/29,315.10
  6. Step 6: Final answer
    x = 18,975.84

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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.