Home / 14,636.76-21,955.20-3,543.43

Finding the Fourth Proportional to 14,636.76, 21,955.20 and 3,543.43

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Solution

The fourth proportional to 14,636.76, 21,955.20 and 3,543.43 is: 5,315.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,636.76 : 21,955.20 = 3,543.43 : x
  2. Step 2: Convert to fraction form
    14,636.76/21,955.20 = 3,543.43/x
  3. Step 3: Cross multiply
    14,636.76x = 21,955.20 × 3,543.43
  4. Step 4: Simplify right side
    14,636.76x = 77,796,782.95
  5. Step 5: Solve for x
    x = 77,796,782.95/14,636.76
  6. Step 6: Final answer
    x = 5,315.16

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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.