Home / 40,274.63-55,577.43-22,370.77

Finding the Fourth Proportional to 40,274.63, 55,577.43 and 22,370.77

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Solution

The fourth proportional to 40,274.63, 55,577.43 and 22,370.77 is: 30,870.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,274.63 : 55,577.43 = 22,370.77 : x
  2. Step 2: Convert to fraction form
    40,274.63/55,577.43 = 22,370.77/x
  3. Step 3: Cross multiply
    40,274.63x = 55,577.43 × 22,370.77
  4. Step 4: Simplify right side
    40,274.63x = 1,243,309,764.78
  5. Step 5: Solve for x
    x = 1,243,309,764.78/40,274.63
  6. Step 6: Final answer
    x = 30,870.80

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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.