Home / 29,422.40-44,095.20-21,204.80

Finding the Fourth Proportional to 29,422.40, 44,095.20 and 21,204.80

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Solution

The fourth proportional to 29,422.40, 44,095.20 and 21,204.80 is: 31,779.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,422.40 : 44,095.20 = 21,204.80 : x
  2. Step 2: Convert to fraction form
    29,422.40/44,095.20 = 21,204.80/x
  3. Step 3: Cross multiply
    29,422.40x = 44,095.20 × 21,204.80
  4. Step 4: Simplify right side
    29,422.40x = 935,029,896.96
  5. Step 5: Solve for x
    x = 935,029,896.96/29,422.40
  6. Step 6: Final answer
    x = 31,779.53

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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.