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Finding the Fourth Proportional to 32,368.62, 44,682.46 and 21,764.40

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Solution

The fourth proportional to 32,368.62, 44,682.46 and 21,764.40 is: 30,044.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,368.62 : 44,682.46 = 21,764.40 : x
  2. Step 2: Convert to fraction form
    32,368.62/44,682.46 = 21,764.40/x
  3. Step 3: Cross multiply
    32,368.62x = 44,682.46 × 21,764.40
  4. Step 4: Simplify right side
    32,368.62x = 972,486,932.42
  5. Step 5: Solve for x
    x = 972,486,932.42/32,368.62
  6. Step 6: Final answer
    x = 30,044.13

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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.