Home / 14,743.40-22,115.10-14,026.60

Finding the Fourth Proportional to 14,743.40, 22,115.10 and 14,026.60

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Solution

The fourth proportional to 14,743.40, 22,115.10 and 14,026.60 is: 21,039.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,743.40 : 22,115.10 = 14,026.60 : x
  2. Step 2: Convert to fraction form
    14,743.40/22,115.10 = 14,026.60/x
  3. Step 3: Cross multiply
    14,743.40x = 22,115.10 × 14,026.60
  4. Step 4: Simplify right side
    14,743.40x = 310,199,661.66
  5. Step 5: Solve for x
    x = 310,199,661.66/14,743.40
  6. Step 6: Final answer
    x = 21,039.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.