Home / 39,647.56-54,682.14-33,698.92

Finding the Fourth Proportional to 39,647.56, 54,682.14 and 33,698.92

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Solution

The fourth proportional to 39,647.56, 54,682.14 and 33,698.92 is: 46,477.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,647.56 : 54,682.14 = 33,698.92 : x
  2. Step 2: Convert to fraction form
    39,647.56/54,682.14 = 33,698.92/x
  3. Step 3: Cross multiply
    39,647.56x = 54,682.14 × 33,698.92
  4. Step 4: Simplify right side
    39,647.56x = 1,842,729,061.29
  5. Step 5: Solve for x
    x = 1,842,729,061.29/39,647.56
  6. Step 6: Final answer
    x = 46,477.74

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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.