Home / 16,257.84-22,451.76-13,886.16

Finding the Fourth Proportional to 16,257.84, 22,451.76 and 13,886.16

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Solution

The fourth proportional to 16,257.84, 22,451.76 and 13,886.16 is: 19,176.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,257.84 : 22,451.76 = 13,886.16 : x
  2. Step 2: Convert to fraction form
    16,257.84/22,451.76 = 13,886.16/x
  3. Step 3: Cross multiply
    16,257.84x = 22,451.76 × 13,886.16
  4. Step 4: Simplify right side
    16,257.84x = 311,768,731.64
  5. Step 5: Solve for x
    x = 311,768,731.64/16,257.84
  6. Step 6: Final answer
    x = 19,176.52

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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.