Home / 36,969.97-55,476.92-13,612.81

Finding the Fourth Proportional to 36,969.97, 55,476.92 and 13,612.81

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Solution

The fourth proportional to 36,969.97, 55,476.92 and 13,612.81 is: 20,427.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,969.97 : 55,476.92 = 13,612.81 : x
  2. Step 2: Convert to fraction form
    36,969.97/55,476.92 = 13,612.81/x
  3. Step 3: Cross multiply
    36,969.97x = 55,476.92 × 13,612.81
  4. Step 4: Simplify right side
    36,969.97x = 755,196,703.28
  5. Step 5: Solve for x
    x = 755,196,703.28/36,969.97
  6. Step 6: Final answer
    x = 20,427.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.