Home / 40,521.61-55,922.90-22,375.83

Finding the Fourth Proportional to 40,521.61, 55,922.90 and 22,375.83

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Solution

The fourth proportional to 40,521.61, 55,922.90 and 22,375.83 is: 30,880.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,521.61 : 55,922.90 = 22,375.83 : x
  2. Step 2: Convert to fraction form
    40,521.61/55,922.90 = 22,375.83/x
  3. Step 3: Cross multiply
    40,521.61x = 55,922.90 × 22,375.83
  4. Step 4: Simplify right side
    40,521.61x = 1,251,321,303.51
  5. Step 5: Solve for x
    x = 1,251,321,303.51/40,521.61
  6. Step 6: Final answer
    x = 30,880.35

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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.