Home / 54,641.53-75,407.18-31,982.63

Finding the Fourth Proportional to 54,641.53, 75,407.18 and 31,982.63

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Solution

The fourth proportional to 54,641.53, 75,407.18 and 31,982.63 is: 44,137.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,641.53 : 75,407.18 = 31,982.63 : x
  2. Step 2: Convert to fraction form
    54,641.53/75,407.18 = 31,982.63/x
  3. Step 3: Cross multiply
    54,641.53x = 75,407.18 × 31,982.63
  4. Step 4: Simplify right side
    54,641.53x = 2,411,719,777.37
  5. Step 5: Solve for x
    x = 2,411,719,777.37/54,641.53
  6. Step 6: Final answer
    x = 44,137.12

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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.