Home / 31,441.14-47,175.36-11,717.13

Finding the Fourth Proportional to 31,441.14, 47,175.36 and 11,717.13

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Solution

The fourth proportional to 31,441.14, 47,175.36 and 11,717.13 is: 17,580.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,441.14 : 47,175.36 = 11,717.13 : x
  2. Step 2: Convert to fraction form
    31,441.14/47,175.36 = 11,717.13/x
  3. Step 3: Cross multiply
    31,441.14x = 47,175.36 × 11,717.13
  4. Step 4: Simplify right side
    31,441.14x = 552,759,825.92
  5. Step 5: Solve for x
    x = 552,759,825.92/31,441.14
  6. Step 6: Final answer
    x = 17,580.78

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1.5x scale

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.