Home / 54,311.53-74,952.47-33,905.69

Finding the Fourth Proportional to 54,311.53, 74,952.47 and 33,905.69

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Solution

The fourth proportional to 54,311.53, 74,952.47 and 33,905.69 is: 46,791.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,311.53 : 74,952.47 = 33,905.69 : x
  2. Step 2: Convert to fraction form
    54,311.53/74,952.47 = 33,905.69/x
  3. Step 3: Cross multiply
    54,311.53x = 74,952.47 × 33,905.69
  4. Step 4: Simplify right side
    54,311.53x = 2,541,315,203.63
  5. Step 5: Solve for x
    x = 2,541,315,203.63/54,311.53
  6. Step 6: Final answer
    x = 46,791.45

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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.