Home / 16,207.07-22,365.63-9,135.77

Finding the Fourth Proportional to 16,207.07, 22,365.63 and 9,135.77

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Solution

The fourth proportional to 16,207.07, 22,365.63 and 9,135.77 is: 12,607.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,207.07 : 22,365.63 = 9,135.77 : x
  2. Step 2: Convert to fraction form
    16,207.07/22,365.63 = 9,135.77/x
  3. Step 3: Cross multiply
    16,207.07x = 22,365.63 × 9,135.77
  4. Step 4: Simplify right side
    16,207.07x = 204,327,139.76
  5. Step 5: Solve for x
    x = 204,327,139.76/16,207.07
  6. Step 6: Final answer
    x = 12,607.29

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.