Home / 21,800.26-32,705.79-7,010.83

Finding the Fourth Proportional to 21,800.26, 32,705.79 and 7,010.83

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Solution

The fourth proportional to 21,800.26, 32,705.79 and 7,010.83 is: 10,517.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,800.26 : 32,705.79 = 7,010.83 : x
  2. Step 2: Convert to fraction form
    21,800.26/32,705.79 = 7,010.83/x
  3. Step 3: Cross multiply
    21,800.26x = 32,705.79 × 7,010.83
  4. Step 4: Simplify right side
    21,800.26x = 229,294,733.71
  5. Step 5: Solve for x
    x = 229,294,733.71/21,800.26
  6. Step 6: Final answer
    x = 10,517.98

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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.