Home / 53,976.35-74,496.38-31,334.15

Finding the Fourth Proportional to 53,976.35, 74,496.38 and 31,334.15

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Solution

The fourth proportional to 53,976.35, 74,496.38 and 31,334.15 is: 43,246.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,976.35 : 74,496.38 = 31,334.15 : x
  2. Step 2: Convert to fraction form
    53,976.35/74,496.38 = 31,334.15/x
  3. Step 3: Cross multiply
    53,976.35x = 74,496.38 × 31,334.15
  4. Step 4: Simplify right side
    53,976.35x = 2,334,280,216.22
  5. Step 5: Solve for x
    x = 2,334,280,216.22/53,976.35
  6. Step 6: Final answer
    x = 43,246.36

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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.