Home / 54,328.44-74,973.52-31,683.14

Finding the Fourth Proportional to 54,328.44, 74,973.52 and 31,683.14

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Solution

The fourth proportional to 54,328.44, 74,973.52 and 31,683.14 is: 43,722.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,328.44 : 74,973.52 = 31,683.14 : x
  2. Step 2: Convert to fraction form
    54,328.44/74,973.52 = 31,683.14/x
  3. Step 3: Cross multiply
    54,328.44x = 74,973.52 × 31,683.14
  4. Step 4: Simplify right side
    54,328.44x = 2,375,395,997.17
  5. Step 5: Solve for x
    x = 2,375,395,997.17/54,328.44
  6. Step 6: Final answer
    x = 43,722.88

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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.