Home / 32,920.98-49,367.76-20,422.26

Finding the Fourth Proportional to 32,920.98, 49,367.76 and 20,422.26

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Solution

The fourth proportional to 32,920.98, 49,367.76 and 20,422.26 is: 30,624.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,920.98 : 49,367.76 = 20,422.26 : x
  2. Step 2: Convert to fraction form
    32,920.98/49,367.76 = 20,422.26/x
  3. Step 3: Cross multiply
    32,920.98x = 49,367.76 × 20,422.26
  4. Step 4: Simplify right side
    32,920.98x = 1,008,201,230.34
  5. Step 5: Solve for x
    x = 1,008,201,230.34/32,920.98
  6. Step 6: Final answer
    x = 30,624.89

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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.