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Finding the Fourth Proportional to 35,073, 48,402.18 and 20,169

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Solution

The fourth proportional to 35,073, 48,402.18 and 20,169 is: 27,834.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,073 : 48,402.18 = 20,169 : x
  2. Step 2: Convert to fraction form
    35,073/48,402.18 = 20,169/x
  3. Step 3: Cross multiply
    35,073x = 48,402.18 × 20,169
  4. Step 4: Simplify right side
    35,073x = 976,223,568.42
  5. Step 5: Solve for x
    x = 976,223,568.42/35,073
  6. Step 6: Final answer
    x = 27,834.05

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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.