Home / 40,988.78-56,563.57-23,083.86

Finding the Fourth Proportional to 40,988.78, 56,563.57 and 23,083.86

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Solution

The fourth proportional to 40,988.78, 56,563.57 and 23,083.86 is: 31,855.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,988.78 : 56,563.57 = 23,083.86 : x
  2. Step 2: Convert to fraction form
    40,988.78/56,563.57 = 23,083.86/x
  3. Step 3: Cross multiply
    40,988.78x = 56,563.57 × 23,083.86
  4. Step 4: Simplify right side
    40,988.78x = 1,305,705,483.02
  5. Step 5: Solve for x
    x = 1,305,705,483.02/40,988.78
  6. Step 6: Final answer
    x = 31,855.19

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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.