Home / 41,785.89-62,678.96-10,621.14

Finding the Fourth Proportional to 41,785.89, 62,678.96 and 10,621.14

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Solution

The fourth proportional to 41,785.89, 62,678.96 and 10,621.14 is: 15,931.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,785.89 : 62,678.96 = 10,621.14 : x
  2. Step 2: Convert to fraction form
    41,785.89/62,678.96 = 10,621.14/x
  3. Step 3: Cross multiply
    41,785.89x = 62,678.96 × 10,621.14
  4. Step 4: Simplify right side
    41,785.89x = 665,721,722.37
  5. Step 5: Solve for x
    x = 665,721,722.37/41,785.89
  6. Step 6: Final answer
    x = 15,931.74

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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.