Home / 40,334.59-55,660.47-22,429.12

Finding the Fourth Proportional to 40,334.59, 55,660.47 and 22,429.12

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Solution

The fourth proportional to 40,334.59, 55,660.47 and 22,429.12 is: 30,951.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,334.59 : 55,660.47 = 22,429.12 : x
  2. Step 2: Convert to fraction form
    40,334.59/55,660.47 = 22,429.12/x
  3. Step 3: Cross multiply
    40,334.59x = 55,660.47 × 22,429.12
  4. Step 4: Simplify right side
    40,334.59x = 1,248,415,360.89
  5. Step 5: Solve for x
    x = 1,248,415,360.89/40,334.59
  6. Step 6: Final answer
    x = 30,951.48

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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.