Home / 40,049.22-55,263.22-22,143.16

Finding the Fourth Proportional to 40,049.22, 55,263.22 and 22,143.16

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Solution

The fourth proportional to 40,049.22, 55,263.22 and 22,143.16 is: 30,554.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,049.22 : 55,263.22 = 22,143.16 : x
  2. Step 2: Convert to fraction form
    40,049.22/55,263.22 = 22,143.16/x
  3. Step 3: Cross multiply
    40,049.22x = 55,263.22 × 22,143.16
  4. Step 4: Simplify right side
    40,049.22x = 1,223,702,322.58
  5. Step 5: Solve for x
    x = 1,223,702,322.58/40,049.22
  6. Step 6: Final answer
    x = 30,554.96

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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.