Home / 26,582.55-39,861.64-9,930.39

Finding the Fourth Proportional to 26,582.55, 39,861.64 and 9,930.39

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Solution

The fourth proportional to 26,582.55, 39,861.64 and 9,930.39 is: 14,891.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,582.55 : 39,861.64 = 9,930.39 : x
  2. Step 2: Convert to fraction form
    26,582.55/39,861.64 = 9,930.39/x
  3. Step 3: Cross multiply
    26,582.55x = 39,861.64 × 9,930.39
  4. Step 4: Simplify right side
    26,582.55x = 395,841,631.24
  5. Step 5: Solve for x
    x = 395,841,631.24/26,582.55
  6. Step 6: Final answer
    x = 14,891.03

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1.5x scale

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.