Home / 40,590.88-56,016.52-22,687.84

Finding the Fourth Proportional to 40,590.88, 56,016.52 and 22,687.84

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Solution

The fourth proportional to 40,590.88, 56,016.52 and 22,687.84 is: 31,309.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,590.88 : 56,016.52 = 22,687.84 : x
  2. Step 2: Convert to fraction form
    40,590.88/56,016.52 = 22,687.84/x
  3. Step 3: Cross multiply
    40,590.88x = 56,016.52 × 22,687.84
  4. Step 4: Simplify right side
    40,590.88x = 1,270,893,843.12
  5. Step 5: Solve for x
    x = 1,270,893,843.12/40,590.88
  6. Step 6: Final answer
    x = 31,309.84

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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.