Home / 28,934.96-43,405.91-10,211.13

Finding the Fourth Proportional to 28,934.96, 43,405.91 and 10,211.13

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Solution

The fourth proportional to 28,934.96, 43,405.91 and 10,211.13 is: 15,317.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,934.96 : 43,405.91 = 10,211.13 : x
  2. Step 2: Convert to fraction form
    28,934.96/43,405.91 = 10,211.13/x
  3. Step 3: Cross multiply
    28,934.96x = 43,405.91 × 10,211.13
  4. Step 4: Simplify right side
    28,934.96x = 443,223,121.69
  5. Step 5: Solve for x
    x = 443,223,121.69/28,934.96
  6. Step 6: Final answer
    x = 15,317.91

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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.