Home / 40,515.63-55,911.73-22,611.39

Finding the Fourth Proportional to 40,515.63, 55,911.73 and 22,611.39

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Solution

The fourth proportional to 40,515.63, 55,911.73 and 22,611.39 is: 31,203.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,515.63 : 55,911.73 = 22,611.39 : x
  2. Step 2: Convert to fraction form
    40,515.63/55,911.73 = 22,611.39/x
  3. Step 3: Cross multiply
    40,515.63x = 55,911.73 × 22,611.39
  4. Step 4: Simplify right side
    40,515.63x = 1,264,241,932.60
  5. Step 5: Solve for x
    x = 1,264,241,932.60/40,515.63
  6. Step 6: Final answer
    x = 31,203.81

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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.