Home / 40,763.76-56,255.22-22,860.42

Finding the Fourth Proportional to 40,763.76, 56,255.22 and 22,860.42

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Solution

The fourth proportional to 40,763.76, 56,255.22 and 22,860.42 is: 31,548.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,763.76 : 56,255.22 = 22,860.42 : x
  2. Step 2: Convert to fraction form
    40,763.76/56,255.22 = 22,860.42/x
  3. Step 3: Cross multiply
    40,763.76x = 56,255.22 × 22,860.42
  4. Step 4: Simplify right side
    40,763.76x = 1,286,017,956.39
  5. Step 5: Solve for x
    x = 1,286,017,956.39/40,763.76
  6. Step 6: Final answer
    x = 31,548.07

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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.