Home / 13,248.62-19,868.54-5,349.10

Finding the Fourth Proportional to 13,248.62, 19,868.54 and 5,349.10

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Solution

The fourth proportional to 13,248.62, 19,868.54 and 5,349.10 is: 8,021.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248.62 : 19,868.54 = 5,349.10 : x
  2. Step 2: Convert to fraction form
    13,248.62/19,868.54 = 5,349.10/x
  3. Step 3: Cross multiply
    13,248.62x = 19,868.54 × 5,349.10
  4. Step 4: Simplify right side
    13,248.62x = 106,278,681.23
  5. Step 5: Solve for x
    x = 106,278,681.23/13,248.62
  6. Step 6: Final answer
    x = 8,021.87

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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.