Home / 35,551.97-53,171.09-31,630.74

Finding the Fourth Proportional to 35,551.97, 53,171.09 and 31,630.74

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Solution

The fourth proportional to 35,551.97, 53,171.09 and 31,630.74 is: 47,306.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,551.97 : 53,171.09 = 31,630.74 : x
  2. Step 2: Convert to fraction form
    35,551.97/53,171.09 = 31,630.74/x
  3. Step 3: Cross multiply
    35,551.97x = 53,171.09 × 31,630.74
  4. Step 4: Simplify right side
    35,551.97x = 1,681,840,684.38
  5. Step 5: Solve for x
    x = 1,681,840,684.38/35,551.97
  6. Step 6: Final answer
    x = 47,306.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.