Home / 31,418.50-43,345.50-23,261.54

Finding the Fourth Proportional to 31,418.50, 43,345.50 and 23,261.54

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Solution

The fourth proportional to 31,418.50, 43,345.50 and 23,261.54 is: 32,092.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,418.50 : 43,345.50 = 23,261.54 : x
  2. Step 2: Convert to fraction form
    31,418.50/43,345.50 = 23,261.54/x
  3. Step 3: Cross multiply
    31,418.50x = 43,345.50 × 23,261.54
  4. Step 4: Simplify right side
    31,418.50x = 1,008,283,082.07
  5. Step 5: Solve for x
    x = 1,008,283,082.07/31,418.50
  6. Step 6: Final answer
    x = 32,092.02

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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.