Home / 40,674.11-56,129.84-22,769.26

Finding the Fourth Proportional to 40,674.11, 56,129.84 and 22,769.26

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Solution

The fourth proportional to 40,674.11, 56,129.84 and 22,769.26 is: 31,421.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,674.11 : 56,129.84 = 22,769.26 : x
  2. Step 2: Convert to fraction form
    40,674.11/56,129.84 = 22,769.26/x
  3. Step 3: Cross multiply
    40,674.11x = 56,129.84 × 22,769.26
  4. Step 4: Simplify right side
    40,674.11x = 1,278,035,195.74
  5. Step 5: Solve for x
    x = 1,278,035,195.74/40,674.11
  6. Step 6: Final answer
    x = 31,421.34

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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.