Home / 45,436.23-62,726.60-31,865.94

Finding the Fourth Proportional to 45,436.23, 62,726.60 and 31,865.94

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Solution

The fourth proportional to 45,436.23, 62,726.60 and 31,865.94 is: 43,992.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,436.23 : 62,726.60 = 31,865.94 : x
  2. Step 2: Convert to fraction form
    45,436.23/62,726.60 = 31,865.94/x
  3. Step 3: Cross multiply
    45,436.23x = 62,726.60 × 31,865.94
  4. Step 4: Simplify right side
    45,436.23x = 1,998,841,912.67
  5. Step 5: Solve for x
    x = 1,998,841,912.67/45,436.23
  6. Step 6: Final answer
    x = 43,992.25

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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.