Home / 40,089.92-55,323.72-22,185.44

Finding the Fourth Proportional to 40,089.92, 55,323.72 and 22,185.44

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Solution

The fourth proportional to 40,089.92, 55,323.72 and 22,185.44 is: 30,615.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,089.92 : 55,323.72 = 22,185.44 : x
  2. Step 2: Convert to fraction form
    40,089.92/55,323.72 = 22,185.44/x
  3. Step 3: Cross multiply
    40,089.92x = 55,323.72 × 22,185.44
  4. Step 4: Simplify right side
    40,089.92x = 1,227,381,070.64
  5. Step 5: Solve for x
    x = 1,227,381,070.64/40,089.92
  6. Step 6: Final answer
    x = 30,615.70

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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.