Home / 41,642.86-62,464.31-10,478.11

Finding the Fourth Proportional to 41,642.86, 62,464.31 and 10,478.11

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Solution

The fourth proportional to 41,642.86, 62,464.31 and 10,478.11 is: 15,717.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,642.86 : 62,464.31 = 10,478.11 : x
  2. Step 2: Convert to fraction form
    41,642.86/62,464.31 = 10,478.11/x
  3. Step 3: Cross multiply
    41,642.86x = 62,464.31 × 10,478.11
  4. Step 4: Simplify right side
    41,642.86x = 654,507,918.06
  5. Step 5: Solve for x
    x = 654,507,918.06/41,642.86
  6. Step 6: Final answer
    x = 15,717.17

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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.