Home / 35,475.28-53,214.54-12,101.92

Finding the Fourth Proportional to 35,475.28, 53,214.54 and 12,101.92

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Solution

The fourth proportional to 35,475.28, 53,214.54 and 12,101.92 is: 18,153.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,475.28 : 53,214.54 = 12,101.92 : x
  2. Step 2: Convert to fraction form
    35,475.28/53,214.54 = 12,101.92/x
  3. Step 3: Cross multiply
    35,475.28x = 53,214.54 × 12,101.92
  4. Step 4: Simplify right side
    35,475.28x = 643,998,105.92
  5. Step 5: Solve for x
    x = 643,998,105.92/35,475.28
  6. Step 6: Final answer
    x = 18,153.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.