Home / 18,543.32-27,814.70-4,503.46

Finding the Fourth Proportional to 18,543.32, 27,814.70 and 4,503.46

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Solution

The fourth proportional to 18,543.32, 27,814.70 and 4,503.46 is: 6,755.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,543.32 : 27,814.70 = 4,503.46 : x
  2. Step 2: Convert to fraction form
    18,543.32/27,814.70 = 4,503.46/x
  3. Step 3: Cross multiply
    18,543.32x = 27,814.70 × 4,503.46
  4. Step 4: Simplify right side
    18,543.32x = 125,262,227.27
  5. Step 5: Solve for x
    x = 125,262,227.27/18,543.32
  6. Step 6: Final answer
    x = 6,755.11

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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.