Home / 40,276.84-55,581.96-22,374.52

Finding the Fourth Proportional to 40,276.84, 55,581.96 and 22,374.52

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Solution

The fourth proportional to 40,276.84, 55,581.96 and 22,374.52 is: 30,876.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,276.84 : 55,581.96 = 22,374.52 : x
  2. Step 2: Convert to fraction form
    40,276.84/55,581.96 = 22,374.52/x
  3. Step 3: Cross multiply
    40,276.84x = 55,581.96 × 22,374.52
  4. Step 4: Simplify right side
    40,276.84x = 1,243,619,675.66
  5. Step 5: Solve for x
    x = 1,243,619,675.66/40,276.84
  6. Step 6: Final answer
    x = 30,876.79

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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.