Home / 14,185.13-21,264.46-4,818.74

Finding the Fourth Proportional to 14,185.13, 21,264.46 and 4,818.74

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Solution

The fourth proportional to 14,185.13, 21,264.46 and 4,818.74 is: 7,223.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185.13 : 21,264.46 = 4,818.74 : x
  2. Step 2: Convert to fraction form
    14,185.13/21,264.46 = 4,818.74/x
  3. Step 3: Cross multiply
    14,185.13x = 21,264.46 × 4,818.74
  4. Step 4: Simplify right side
    14,185.13x = 102,467,905.22
  5. Step 5: Solve for x
    x = 102,467,905.22/14,185.13
  6. Step 6: Final answer
    x = 7,223.62

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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.