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Finding the Fourth Proportional to 32,551.58, 44,921.31 and 20,602.46

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Solution

The fourth proportional to 32,551.58, 44,921.31 and 20,602.46 is: 28,431.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,551.58 : 44,921.31 = 20,602.46 : x
  2. Step 2: Convert to fraction form
    32,551.58/44,921.31 = 20,602.46/x
  3. Step 3: Cross multiply
    32,551.58x = 44,921.31 × 20,602.46
  4. Step 4: Simplify right side
    32,551.58x = 925,489,492.42
  5. Step 5: Solve for x
    x = 925,489,492.42/32,551.58
  6. Step 6: Final answer
    x = 28,431.48

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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.