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Finding the Fourth Proportional to 32,905, 45,410 and 18,001

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Solution

The fourth proportional to 32,905, 45,410 and 18,001 is: 24,841.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,905 : 45,410 = 18,001 : x
  2. Step 2: Convert to fraction form
    32,905/45,410 = 18,001/x
  3. Step 3: Cross multiply
    32,905x = 45,410 × 18,001
  4. Step 4: Simplify right side
    32,905x = 817,425,410
  5. Step 5: Solve for x
    x = 817,425,410/32,905
  6. Step 6: Final answer
    x = 24,841.98

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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.