Home / 14,529.12-20,058.24-9,998.40

Finding the Fourth Proportional to 14,529.12, 20,058.24 and 9,998.40

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Solution

The fourth proportional to 14,529.12, 20,058.24 and 9,998.40 is: 13,803.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,529.12 : 20,058.24 = 9,998.40 : x
  2. Step 2: Convert to fraction form
    14,529.12/20,058.24 = 9,998.40/x
  3. Step 3: Cross multiply
    14,529.12x = 20,058.24 × 9,998.40
  4. Step 4: Simplify right side
    14,529.12x = 200,550,306.82
  5. Step 5: Solve for x
    x = 200,550,306.82/14,529.12
  6. Step 6: Final answer
    x = 13,803.33

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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.