Home / 54,709.96-75,507.78-33,485.80

Finding the Fourth Proportional to 54,709.96, 75,507.78 and 33,485.80

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Solution

The fourth proportional to 54,709.96, 75,507.78 and 33,485.80 is: 46,215.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,709.96 : 75,507.78 = 33,485.80 : x
  2. Step 2: Convert to fraction form
    54,709.96/75,507.78 = 33,485.80/x
  3. Step 3: Cross multiply
    54,709.96x = 75,507.78 × 33,485.80
  4. Step 4: Simplify right side
    54,709.96x = 2,528,438,419.52
  5. Step 5: Solve for x
    x = 2,528,438,419.52/54,709.96
  6. Step 6: Final answer
    x = 46,215.32

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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.