Home / 40,313.72-55,631.30-22,409.04

Finding the Fourth Proportional to 40,313.72, 55,631.30 and 22,409.04

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Solution

The fourth proportional to 40,313.72, 55,631.30 and 22,409.04 is: 30,923.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,313.72 : 55,631.30 = 22,409.04 : x
  2. Step 2: Convert to fraction form
    40,313.72/55,631.30 = 22,409.04/x
  3. Step 3: Cross multiply
    40,313.72x = 55,631.30 × 22,409.04
  4. Step 4: Simplify right side
    40,313.72x = 1,246,644,026.95
  5. Step 5: Solve for x
    x = 1,246,644,026.95/40,313.72
  6. Step 6: Final answer
    x = 30,923.57

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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.