Home / 34,623.60-47,779.98-19,517.82

Finding the Fourth Proportional to 34,623.60, 47,779.98 and 19,517.82

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Solution

The fourth proportional to 34,623.60, 47,779.98 and 19,517.82 is: 26,934.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,623.60 : 47,779.98 = 19,517.82 : x
  2. Step 2: Convert to fraction form
    34,623.60/47,779.98 = 19,517.82/x
  3. Step 3: Cross multiply
    34,623.60x = 47,779.98 × 19,517.82
  4. Step 4: Simplify right side
    34,623.60x = 932,561,049.24
  5. Step 5: Solve for x
    x = 932,561,049.24/34,623.60
  6. Step 6: Final answer
    x = 26,934.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.