Home / 13,287.93-19,934.36-5,497.35

Finding the Fourth Proportional to 13,287.93, 19,934.36 and 5,497.35

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Solution

The fourth proportional to 13,287.93, 19,934.36 and 5,497.35 is: 8,247.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,287.93 : 19,934.36 = 5,497.35 : x
  2. Step 2: Convert to fraction form
    13,287.93/19,934.36 = 5,497.35/x
  3. Step 3: Cross multiply
    13,287.93x = 19,934.36 × 5,497.35
  4. Step 4: Simplify right side
    13,287.93x = 109,586,126.46
  5. Step 5: Solve for x
    x = 109,586,126.46/13,287.93
  6. Step 6: Final answer
    x = 8,247.04

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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.