Home / 31,512.54-43,483.88-18,083.50

Finding the Fourth Proportional to 31,512.54, 43,483.88 and 18,083.50

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Solution

The fourth proportional to 31,512.54, 43,483.88 and 18,083.50 is: 24,953.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,512.54 : 43,483.88 = 18,083.50 : x
  2. Step 2: Convert to fraction form
    31,512.54/43,483.88 = 18,083.50/x
  3. Step 3: Cross multiply
    31,512.54x = 43,483.88 × 18,083.50
  4. Step 4: Simplify right side
    31,512.54x = 786,340,743.98
  5. Step 5: Solve for x
    x = 786,340,743.98/31,512.54
  6. Step 6: Final answer
    x = 24,953.26

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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.