Home / 23,083.44-31,855.77-14,130.78

Finding the Fourth Proportional to 23,083.44, 31,855.77 and 14,130.78

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Solution

The fourth proportional to 23,083.44, 31,855.77 and 14,130.78 is: 19,500.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,083.44 : 31,855.77 = 14,130.78 : x
  2. Step 2: Convert to fraction form
    23,083.44/31,855.77 = 14,130.78/x
  3. Step 3: Cross multiply
    23,083.44x = 31,855.77 × 14,130.78
  4. Step 4: Simplify right side
    23,083.44x = 450,146,877.60
  5. Step 5: Solve for x
    x = 450,146,877.60/23,083.44
  6. Step 6: Final answer
    x = 19,500.86

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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.