Home / 39,944.34-55,117.26-22,040.10

Finding the Fourth Proportional to 39,944.34, 55,117.26 and 22,040.10

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Solution

The fourth proportional to 39,944.34, 55,117.26 and 22,040.10 is: 30,412.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,944.34 : 55,117.26 = 22,040.10 : x
  2. Step 2: Convert to fraction form
    39,944.34/55,117.26 = 22,040.10/x
  3. Step 3: Cross multiply
    39,944.34x = 55,117.26 × 22,040.10
  4. Step 4: Simplify right side
    39,944.34x = 1,214,789,922.13
  5. Step 5: Solve for x
    x = 1,214,789,922.13/39,944.34
  6. Step 6: Final answer
    x = 30,412.07

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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.