Home / 35,380.91-53,069.63-13,192.55

Finding the Fourth Proportional to 35,380.91, 53,069.63 and 13,192.55

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Solution

The fourth proportional to 35,380.91, 53,069.63 and 13,192.55 is: 19,788.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,380.91 : 53,069.63 = 13,192.55 : x
  2. Step 2: Convert to fraction form
    35,380.91/53,069.63 = 13,192.55/x
  3. Step 3: Cross multiply
    35,380.91x = 53,069.63 × 13,192.55
  4. Step 4: Simplify right side
    35,380.91x = 700,123,850.79
  5. Step 5: Solve for x
    x = 700,123,850.79/35,380.91
  6. Step 6: Final answer
    x = 19,788.18

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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.