Home / 34,436.22-47,525.40-21,016.48

Finding the Fourth Proportional to 34,436.22, 47,525.40 and 21,016.48

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Solution

The fourth proportional to 34,436.22, 47,525.40 and 21,016.48 is: 29,004.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,436.22 : 47,525.40 = 21,016.48 : x
  2. Step 2: Convert to fraction form
    34,436.22/47,525.40 = 21,016.48/x
  3. Step 3: Cross multiply
    34,436.22x = 47,525.40 × 21,016.48
  4. Step 4: Simplify right side
    34,436.22x = 998,816,618.59
  5. Step 5: Solve for x
    x = 998,816,618.59/34,436.22
  6. Step 6: Final answer
    x = 29,004.83

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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.