Home / 21,740.29-32,601.31-6,945.23

Finding the Fourth Proportional to 21,740.29, 32,601.31 and 6,945.23

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Solution

The fourth proportional to 21,740.29, 32,601.31 and 6,945.23 is: 10,414.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,740.29 : 32,601.31 = 6,945.23 : x
  2. Step 2: Convert to fraction form
    21,740.29/32,601.31 = 6,945.23/x
  3. Step 3: Cross multiply
    21,740.29x = 32,601.31 × 6,945.23
  4. Step 4: Simplify right side
    21,740.29x = 226,423,660.39
  5. Step 5: Solve for x
    x = 226,423,660.39/21,740.29
  6. Step 6: Final answer
    x = 10,414.93

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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.