Home / 39,935.23-55,110.96-22,030.85

Finding the Fourth Proportional to 39,935.23, 55,110.96 and 22,030.85

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Solution

The fourth proportional to 39,935.23, 55,110.96 and 22,030.85 is: 30,402.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,935.23 : 55,110.96 = 22,030.85 : x
  2. Step 2: Convert to fraction form
    39,935.23/55,110.96 = 22,030.85/x
  3. Step 3: Cross multiply
    39,935.23x = 55,110.96 × 22,030.85
  4. Step 4: Simplify right side
    39,935.23x = 1,214,141,293.12
  5. Step 5: Solve for x
    x = 1,214,141,293.12/39,935.23
  6. Step 6: Final answer
    x = 30,402.76

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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.