Home / 40,561.90-55,972.62-22,411.84

Finding the Fourth Proportional to 40,561.90, 55,972.62 and 22,411.84

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Solution

The fourth proportional to 40,561.90, 55,972.62 and 22,411.84 is: 30,926.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,561.90 : 55,972.62 = 22,411.84 : x
  2. Step 2: Convert to fraction form
    40,561.90/55,972.62 = 22,411.84/x
  3. Step 3: Cross multiply
    40,561.90x = 55,972.62 × 22,411.84
  4. Step 4: Simplify right side
    40,561.90x = 1,254,449,403.82
  5. Step 5: Solve for x
    x = 1,254,449,403.82/40,561.90
  6. Step 6: Final answer
    x = 30,926.79

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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.