Home / 34,779.57-52,172.48-9,819.87

Finding the Fourth Proportional to 34,779.57, 52,172.48 and 9,819.87

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Solution

The fourth proportional to 34,779.57, 52,172.48 and 9,819.87 is: 14,730.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,779.57 : 52,172.48 = 9,819.87 : x
  2. Step 2: Convert to fraction form
    34,779.57/52,172.48 = 9,819.87/x
  3. Step 3: Cross multiply
    34,779.57x = 52,172.48 × 9,819.87
  4. Step 4: Simplify right side
    34,779.57x = 512,326,661.22
  5. Step 5: Solve for x
    x = 512,326,661.22/34,779.57
  6. Step 6: Final answer
    x = 14,730.68

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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.