Home / 40,350.87-55,677.78-22,445.82

Finding the Fourth Proportional to 40,350.87, 55,677.78 and 22,445.82

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Solution

The fourth proportional to 40,350.87, 55,677.78 and 22,445.82 is: 30,971.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,350.87 : 55,677.78 = 22,445.82 : x
  2. Step 2: Convert to fraction form
    40,350.87/55,677.78 = 22,445.82/x
  3. Step 3: Cross multiply
    40,350.87x = 55,677.78 × 22,445.82
  4. Step 4: Simplify right side
    40,350.87x = 1,249,733,427.88
  5. Step 5: Solve for x
    x = 1,249,733,427.88/40,350.87
  6. Step 6: Final answer
    x = 30,971.66

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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.