Home / 53,089.92-73,260.32-31,578.48

Finding the Fourth Proportional to 53,089.92, 73,260.32 and 31,578.48

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Solution

The fourth proportional to 53,089.92, 73,260.32 and 31,578.48 is: 43,576.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,089.92 : 73,260.32 = 31,578.48 : x
  2. Step 2: Convert to fraction form
    53,089.92/73,260.32 = 31,578.48/x
  3. Step 3: Cross multiply
    53,089.92x = 73,260.32 × 31,578.48
  4. Step 4: Simplify right side
    53,089.92x = 2,313,449,392.02
  5. Step 5: Solve for x
    x = 2,313,449,392.02/53,089.92
  6. Step 6: Final answer
    x = 43,576.06

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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.