Home / 26,604.06-39,930.78-13,465.68

Finding the Fourth Proportional to 26,604.06, 39,930.78 and 13,465.68

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Solution

The fourth proportional to 26,604.06, 39,930.78 and 13,465.68 is: 20,211.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,604.06 : 39,930.78 = 13,465.68 : x
  2. Step 2: Convert to fraction form
    26,604.06/39,930.78 = 13,465.68/x
  3. Step 3: Cross multiply
    26,604.06x = 39,930.78 × 13,465.68
  4. Step 4: Simplify right side
    26,604.06x = 537,695,105.63
  5. Step 5: Solve for x
    x = 537,695,105.63/26,604.06
  6. Step 6: Final answer
    x = 20,211.02

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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.