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Finding the Fourth Proportional to 32,551.46, 44,925.80 and 20,615.90

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Solution

The fourth proportional to 32,551.46, 44,925.80 and 20,615.90 is: 28,452.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,551.46 : 44,925.80 = 20,615.90 : x
  2. Step 2: Convert to fraction form
    32,551.46/44,925.80 = 20,615.90/x
  3. Step 3: Cross multiply
    32,551.46x = 44,925.80 × 20,615.90
  4. Step 4: Simplify right side
    32,551.46x = 926,185,800.22
  5. Step 5: Solve for x
    x = 926,185,800.22/32,551.46
  6. Step 6: Final answer
    x = 28,452.97

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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.