Home / 35,967.15-53,958.52-13,780.53

Finding the Fourth Proportional to 35,967.15, 53,958.52 and 13,780.53

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Solution

The fourth proportional to 35,967.15, 53,958.52 and 13,780.53 is: 20,673.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,967.15 : 53,958.52 = 13,780.53 : x
  2. Step 2: Convert to fraction form
    35,967.15/53,958.52 = 13,780.53/x
  3. Step 3: Cross multiply
    35,967.15x = 53,958.52 × 13,780.53
  4. Step 4: Simplify right side
    35,967.15x = 743,576,664.92
  5. Step 5: Solve for x
    x = 743,576,664.92/35,967.15
  6. Step 6: Final answer
    x = 20,673.77

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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.