Home / 34,897.26-48,157.85-18,981.70

Finding the Fourth Proportional to 34,897.26, 48,157.85 and 18,981.70

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Solution

The fourth proportional to 34,897.26, 48,157.85 and 18,981.70 is: 26,194.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,897.26 : 48,157.85 = 18,981.70 : x
  2. Step 2: Convert to fraction form
    34,897.26/48,157.85 = 18,981.70/x
  3. Step 3: Cross multiply
    34,897.26x = 48,157.85 × 18,981.70
  4. Step 4: Simplify right side
    34,897.26x = 914,117,861.35
  5. Step 5: Solve for x
    x = 914,117,861.35/34,897.26
  6. Step 6: Final answer
    x = 26,194.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.