Home / 13,264.02-19,893.78-4,376.61

Finding the Fourth Proportional to 13,264.02, 19,893.78 and 4,376.61

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Solution

The fourth proportional to 13,264.02, 19,893.78 and 4,376.61 is: 6,564.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,264.02 : 19,893.78 = 4,376.61 : x
  2. Step 2: Convert to fraction form
    13,264.02/19,893.78 = 4,376.61/x
  3. Step 3: Cross multiply
    13,264.02x = 19,893.78 × 4,376.61
  4. Step 4: Simplify right side
    13,264.02x = 87,067,316.49
  5. Step 5: Solve for x
    x = 87,067,316.49/13,264.02
  6. Step 6: Final answer
    x = 6,564.17

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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.