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Finding the Fourth Proportional to 32,361.60, 44,658.76 and 18,214.08

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Solution

The fourth proportional to 32,361.60, 44,658.76 and 18,214.08 is: 25,135.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,361.60 : 44,658.76 = 18,214.08 : x
  2. Step 2: Convert to fraction form
    32,361.60/44,658.76 = 18,214.08/x
  3. Step 3: Cross multiply
    32,361.60x = 44,658.76 × 18,214.08
  4. Step 4: Simplify right side
    32,361.60x = 813,418,227.34
  5. Step 5: Solve for x
    x = 813,418,227.34/32,361.60
  6. Step 6: Final answer
    x = 25,135.29

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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.