Home / 40,338.32-55,667.44-22,434.92

Finding the Fourth Proportional to 40,338.32, 55,667.44 and 22,434.92

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Solution

The fourth proportional to 40,338.32, 55,667.44 and 22,434.92 is: 30,960.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,338.32 : 55,667.44 = 22,434.92 : x
  2. Step 2: Convert to fraction form
    40,338.32/55,667.44 = 22,434.92/x
  3. Step 3: Cross multiply
    40,338.32x = 55,667.44 × 22,434.92
  4. Step 4: Simplify right side
    40,338.32x = 1,248,894,563.00
  5. Step 5: Solve for x
    x = 1,248,894,563.00/40,338.32
  6. Step 6: Final answer
    x = 30,960.50

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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.