Home / 33,050.06-45,616.28-20,309.92

Finding the Fourth Proportional to 33,050.06, 45,616.28 and 20,309.92

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Solution

The fourth proportional to 33,050.06, 45,616.28 and 20,309.92 is: 28,032.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,050.06 : 45,616.28 = 20,309.92 : x
  2. Step 2: Convert to fraction form
    33,050.06/45,616.28 = 20,309.92/x
  3. Step 3: Cross multiply
    33,050.06x = 45,616.28 × 20,309.92
  4. Step 4: Simplify right side
    33,050.06x = 926,463,038.50
  5. Step 5: Solve for x
    x = 926,463,038.50/33,050.06
  6. Step 6: Final answer
    x = 28,032.11

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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.