Home / 28,815.48-43,234.74-10,348.92

Finding the Fourth Proportional to 28,815.48, 43,234.74 and 10,348.92

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Solution

The fourth proportional to 28,815.48, 43,234.74 and 10,348.92 is: 15,527.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,815.48 : 43,234.74 = 10,348.92 : x
  2. Step 2: Convert to fraction form
    28,815.48/43,234.74 = 10,348.92/x
  3. Step 3: Cross multiply
    28,815.48x = 43,234.74 × 10,348.92
  4. Step 4: Simplify right side
    28,815.48x = 447,432,865.48
  5. Step 5: Solve for x
    x = 447,432,865.48/28,815.48
  6. Step 6: Final answer
    x = 15,527.52

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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.