Home / 28,481.38-42,733.42-10,946.50

Finding the Fourth Proportional to 28,481.38, 42,733.42 and 10,946.50

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Solution

The fourth proportional to 28,481.38, 42,733.42 and 10,946.50 is: 16,424.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,481.38 : 42,733.42 = 10,946.50 : x
  2. Step 2: Convert to fraction form
    28,481.38/42,733.42 = 10,946.50/x
  3. Step 3: Cross multiply
    28,481.38x = 42,733.42 × 10,946.50
  4. Step 4: Simplify right side
    28,481.38x = 467,781,247.83
  5. Step 5: Solve for x
    x = 467,781,247.83/28,481.38
  6. Step 6: Final answer
    x = 16,424.11

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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.