Home / 34,956.21-52,336.61-18,888.18

Finding the Fourth Proportional to 34,956.21, 52,336.61 and 18,888.18

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Solution

The fourth proportional to 34,956.21, 52,336.61 and 18,888.18 is: 28,279.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,956.21 : 52,336.61 = 18,888.18 : x
  2. Step 2: Convert to fraction form
    34,956.21/52,336.61 = 18,888.18/x
  3. Step 3: Cross multiply
    34,956.21x = 52,336.61 × 18,888.18
  4. Step 4: Simplify right side
    34,956.21x = 988,543,310.27
  5. Step 5: Solve for x
    x = 988,543,310.27/34,956.21
  6. Step 6: Final answer
    x = 28,279.48

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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.