Home / 53,288.88-79,933.26-15,848.78

Finding the Fourth Proportional to 53,288.88, 79,933.26 and 15,848.78

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Solution

The fourth proportional to 53,288.88, 79,933.26 and 15,848.78 is: 23,773.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,288.88 : 79,933.26 = 15,848.78 : x
  2. Step 2: Convert to fraction form
    53,288.88/79,933.26 = 15,848.78/x
  3. Step 3: Cross multiply
    53,288.88x = 79,933.26 × 15,848.78
  4. Step 4: Simplify right side
    53,288.88x = 1,266,844,652.42
  5. Step 5: Solve for x
    x = 1,266,844,652.42/53,288.88
  6. Step 6: Final answer
    x = 23,773.15

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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.