Home / 55,434.26-76,497.57-31,564.34

Finding the Fourth Proportional to 55,434.26, 76,497.57 and 31,564.34

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Solution

The fourth proportional to 55,434.26, 76,497.57 and 31,564.34 is: 43,557.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,434.26 : 76,497.57 = 31,564.34 : x
  2. Step 2: Convert to fraction form
    55,434.26/76,497.57 = 31,564.34/x
  3. Step 3: Cross multiply
    55,434.26x = 76,497.57 × 31,564.34
  4. Step 4: Simplify right side
    55,434.26x = 2,414,595,308.65
  5. Step 5: Solve for x
    x = 2,414,595,308.65/55,434.26
  6. Step 6: Final answer
    x = 43,557.82

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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.