Home / 31,845.66-47,772.81-11,066.46

Finding the Fourth Proportional to 31,845.66, 47,772.81 and 11,066.46

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Solution

The fourth proportional to 31,845.66, 47,772.81 and 11,066.46 is: 16,601.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,845.66 : 47,772.81 = 11,066.46 : x
  2. Step 2: Convert to fraction form
    31,845.66/47,772.81 = 11,066.46/x
  3. Step 3: Cross multiply
    31,845.66x = 47,772.81 × 11,066.46
  4. Step 4: Simplify right side
    31,845.66x = 528,675,890.95
  5. Step 5: Solve for x
    x = 528,675,890.95/31,845.66
  6. Step 6: Final answer
    x = 16,601.19

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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.