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Finding the Fourth Proportional to 32,655.54, 45,078.42 and 22,059.53

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Solution

The fourth proportional to 32,655.54, 45,078.42 and 22,059.53 is: 30,451.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,655.54 : 45,078.42 = 22,059.53 : x
  2. Step 2: Convert to fraction form
    32,655.54/45,078.42 = 22,059.53/x
  3. Step 3: Cross multiply
    32,655.54x = 45,078.42 × 22,059.53
  4. Step 4: Simplify right side
    32,655.54x = 994,408,532.95
  5. Step 5: Solve for x
    x = 994,408,532.95/32,655.54
  6. Step 6: Final answer
    x = 30,451.45

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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.