Home / 53,084.40-79,613.79-15,634.30

Finding the Fourth Proportional to 53,084.40, 79,613.79 and 15,634.30

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Solution

The fourth proportional to 53,084.40, 79,613.79 and 15,634.30 is: 23,447.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,084.40 : 79,613.79 = 15,634.30 : x
  2. Step 2: Convert to fraction form
    53,084.40/79,613.79 = 15,634.30/x
  3. Step 3: Cross multiply
    53,084.40x = 79,613.79 × 15,634.30
  4. Step 4: Simplify right side
    53,084.40x = 1,244,705,877.00
  5. Step 5: Solve for x
    x = 1,244,705,877.00/53,084.40
  6. Step 6: Final answer
    x = 23,447.68

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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.