Home / 39,944.18-55,123.27-22,039.85

Finding the Fourth Proportional to 39,944.18, 55,123.27 and 22,039.85

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Solution

The fourth proportional to 39,944.18, 55,123.27 and 22,039.85 is: 30,415.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,944.18 : 55,123.27 = 22,039.85 : x
  2. Step 2: Convert to fraction form
    39,944.18/55,123.27 = 22,039.85/x
  3. Step 3: Cross multiply
    39,944.18x = 55,123.27 × 22,039.85
  4. Step 4: Simplify right side
    39,944.18x = 1,214,908,685.02
  5. Step 5: Solve for x
    x = 1,214,908,685.02/39,944.18
  6. Step 6: Final answer
    x = 30,415.16

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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.