Home / 55,434.36-76,498.23-31,560.69

Finding the Fourth Proportional to 55,434.36, 76,498.23 and 31,560.69

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Solution

The fourth proportional to 55,434.36, 76,498.23 and 31,560.69 is: 43,553.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,434.36 : 76,498.23 = 31,560.69 : x
  2. Step 2: Convert to fraction form
    55,434.36/76,498.23 = 31,560.69/x
  3. Step 3: Cross multiply
    55,434.36x = 76,498.23 × 31,560.69
  4. Step 4: Simplify right side
    55,434.36x = 2,414,336,922.58
  5. Step 5: Solve for x
    x = 2,414,336,922.58/55,434.36
  6. Step 6: Final answer
    x = 43,553.08

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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.