Home / 31,206.11-46,808.73-7,832.57

Finding the Fourth Proportional to 31,206.11, 46,808.73 and 7,832.57

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Solution

The fourth proportional to 31,206.11, 46,808.73 and 7,832.57 is: 11,748.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,206.11 : 46,808.73 = 7,832.57 : x
  2. Step 2: Convert to fraction form
    31,206.11/46,808.73 = 7,832.57/x
  3. Step 3: Cross multiply
    31,206.11x = 46,808.73 × 7,832.57
  4. Step 4: Simplify right side
    31,206.11x = 366,632,420.29
  5. Step 5: Solve for x
    x = 366,632,420.29/31,206.11
  6. Step 6: Final answer
    x = 11,748.74

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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.