Home / 55,924.72-77,175.54-31,730.14

Finding the Fourth Proportional to 55,924.72, 77,175.54 and 31,730.14

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Solution

The fourth proportional to 55,924.72, 77,175.54 and 31,730.14 is: 43,787.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,924.72 : 77,175.54 = 31,730.14 : x
  2. Step 2: Convert to fraction form
    55,924.72/77,175.54 = 31,730.14/x
  3. Step 3: Cross multiply
    55,924.72x = 77,175.54 × 31,730.14
  4. Step 4: Simplify right side
    55,924.72x = 2,448,790,688.78
  5. Step 5: Solve for x
    x = 2,448,790,688.78/55,924.72
  6. Step 6: Final answer
    x = 43,787.27

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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.