Home / 31,431.48-43,356.78-27,232.44

Finding the Fourth Proportional to 31,431.48, 43,356.78 and 27,232.44

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Solution

The fourth proportional to 31,431.48, 43,356.78 and 27,232.44 is: 37,564.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,431.48 : 43,356.78 = 27,232.44 : x
  2. Step 2: Convert to fraction form
    31,431.48/43,356.78 = 27,232.44/x
  3. Step 3: Cross multiply
    31,431.48x = 43,356.78 × 27,232.44
  4. Step 4: Simplify right side
    31,431.48x = 1,180,710,909.94
  5. Step 5: Solve for x
    x = 1,180,710,909.94/31,431.48
  6. Step 6: Final answer
    x = 37,564.60

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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.