Home / 13,182.84-19,757.16-9,869.88

Finding the Fourth Proportional to 13,182.84, 19,757.16 and 9,869.88

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Solution

The fourth proportional to 13,182.84, 19,757.16 and 9,869.88 is: 14,792.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,182.84 : 19,757.16 = 9,869.88 : x
  2. Step 2: Convert to fraction form
    13,182.84/19,757.16 = 9,869.88/x
  3. Step 3: Cross multiply
    13,182.84x = 19,757.16 × 9,869.88
  4. Step 4: Simplify right side
    13,182.84x = 195,000,798.34
  5. Step 5: Solve for x
    x = 195,000,798.34/13,182.84
  6. Step 6: Final answer
    x = 14,792.02

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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.