Home / 39,356.01-58,937.83-20,651.90

Finding the Fourth Proportional to 39,356.01, 58,937.83 and 20,651.90

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Solution

The fourth proportional to 39,356.01, 58,937.83 and 20,651.90 is: 30,927.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,356.01 : 58,937.83 = 20,651.90 : x
  2. Step 2: Convert to fraction form
    39,356.01/58,937.83 = 20,651.90/x
  3. Step 3: Cross multiply
    39,356.01x = 58,937.83 × 20,651.90
  4. Step 4: Simplify right side
    39,356.01x = 1,217,177,825.06
  5. Step 5: Solve for x
    x = 1,217,177,825.06/39,356.01
  6. Step 6: Final answer
    x = 30,927.37

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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.