Home / 55,732.64-76,900.32-31,854.24

Finding the Fourth Proportional to 55,732.64, 76,900.32 and 31,854.24

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Solution

The fourth proportional to 55,732.64, 76,900.32 and 31,854.24 is: 43,952.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,732.64 : 76,900.32 = 31,854.24 : x
  2. Step 2: Convert to fraction form
    55,732.64/76,900.32 = 31,854.24/x
  3. Step 3: Cross multiply
    55,732.64x = 76,900.32 × 31,854.24
  4. Step 4: Simplify right side
    55,732.64x = 2,449,601,249.36
  5. Step 5: Solve for x
    x = 2,449,601,249.36/55,732.64
  6. Step 6: Final answer
    x = 43,952.72

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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.