Home / 31,395.77-43,325.97-17,248.31

Finding the Fourth Proportional to 31,395.77, 43,325.97 and 17,248.31

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Solution

The fourth proportional to 31,395.77, 43,325.97 and 17,248.31 is: 23,802.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,395.77 : 43,325.97 = 17,248.31 : x
  2. Step 2: Convert to fraction form
    31,395.77/43,325.97 = 17,248.31/x
  3. Step 3: Cross multiply
    31,395.77x = 43,325.97 × 17,248.31
  4. Step 4: Simplify right side
    31,395.77x = 747,299,544.98
  5. Step 5: Solve for x
    x = 747,299,544.98/31,395.77
  6. Step 6: Final answer
    x = 23,802.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.