Home / 48,063.38-66,333.06-39,982.76

Finding the Fourth Proportional to 48,063.38, 66,333.06 and 39,982.76

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Solution

The fourth proportional to 48,063.38, 66,333.06 and 39,982.76 is: 55,180.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,063.38 : 66,333.06 = 39,982.76 : x
  2. Step 2: Convert to fraction form
    48,063.38/66,333.06 = 39,982.76/x
  3. Step 3: Cross multiply
    48,063.38x = 66,333.06 × 39,982.76
  4. Step 4: Simplify right side
    48,063.38x = 2,652,178,818.05
  5. Step 5: Solve for x
    x = 2,652,178,818.05/48,063.38
  6. Step 6: Final answer
    x = 55,180.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.