Home / 35,142.84-48,496.68-20,035.02

Finding the Fourth Proportional to 35,142.84, 48,496.68 and 20,035.02

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Solution

The fourth proportional to 35,142.84, 48,496.68 and 20,035.02 is: 27,648.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,142.84 : 48,496.68 = 20,035.02 : x
  2. Step 2: Convert to fraction form
    35,142.84/48,496.68 = 20,035.02/x
  3. Step 3: Cross multiply
    35,142.84x = 48,496.68 × 20,035.02
  4. Step 4: Simplify right side
    35,142.84x = 971,631,953.73
  5. Step 5: Solve for x
    x = 971,631,953.73/35,142.84
  6. Step 6: Final answer
    x = 27,648.08

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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.