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Finding the Fourth Proportional to 32,762.70, 45,229.68 and 22,063.80

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Solution

The fourth proportional to 32,762.70, 45,229.68 and 22,063.80 is: 30,459.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,762.70 : 45,229.68 = 22,063.80 : x
  2. Step 2: Convert to fraction form
    32,762.70/45,229.68 = 22,063.80/x
  3. Step 3: Cross multiply
    32,762.70x = 45,229.68 × 22,063.80
  4. Step 4: Simplify right side
    32,762.70x = 997,938,613.58
  5. Step 5: Solve for x
    x = 997,938,613.58/32,762.70
  6. Step 6: Final answer
    x = 30,459.60

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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.