Home / 39,935.64-55,108.82-22,030.68

Finding the Fourth Proportional to 39,935.64, 55,108.82 and 22,030.68

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Solution

The fourth proportional to 39,935.64, 55,108.82 and 22,030.68 is: 30,401.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,935.64 : 55,108.82 = 22,030.68 : x
  2. Step 2: Convert to fraction form
    39,935.64/55,108.82 = 22,030.68/x
  3. Step 3: Cross multiply
    39,935.64x = 55,108.82 × 22,030.68
  4. Step 4: Simplify right side
    39,935.64x = 1,214,084,778.60
  5. Step 5: Solve for x
    x = 1,214,084,778.60/39,935.64
  6. Step 6: Final answer
    x = 30,401.03

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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.