Home / 20,767.85-31,151.79-5,973.33

Finding the Fourth Proportional to 20,767.85, 31,151.79 and 5,973.33

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Solution

The fourth proportional to 20,767.85, 31,151.79 and 5,973.33 is: 8,960.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,767.85 : 31,151.79 = 5,973.33 : x
  2. Step 2: Convert to fraction form
    20,767.85/31,151.79 = 5,973.33/x
  3. Step 3: Cross multiply
    20,767.85x = 31,151.79 × 5,973.33
  4. Step 4: Simplify right side
    20,767.85x = 186,079,921.76
  5. Step 5: Solve for x
    x = 186,079,921.76/20,767.85
  6. Step 6: Final answer
    x = 8,960.00

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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.