Home / 40,409.08-55,764.38-22,504.30

Finding the Fourth Proportional to 40,409.08, 55,764.38 and 22,504.30

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Solution

The fourth proportional to 40,409.08, 55,764.38 and 22,504.30 is: 31,055.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,409.08 : 55,764.38 = 22,504.30 : x
  2. Step 2: Convert to fraction form
    40,409.08/55,764.38 = 22,504.30/x
  3. Step 3: Cross multiply
    40,409.08x = 55,764.38 × 22,504.30
  4. Step 4: Simplify right side
    40,409.08x = 1,254,938,336.83
  5. Step 5: Solve for x
    x = 1,254,938,336.83/40,409.08
  6. Step 6: Final answer
    x = 31,055.85

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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.