Home / 26,460.66-39,688.58-8,930.64

Finding the Fourth Proportional to 26,460.66, 39,688.58 and 8,930.64

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Solution

The fourth proportional to 26,460.66, 39,688.58 and 8,930.64 is: 13,395.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,460.66 : 39,688.58 = 8,930.64 : x
  2. Step 2: Convert to fraction form
    26,460.66/39,688.58 = 8,930.64/x
  3. Step 3: Cross multiply
    26,460.66x = 39,688.58 × 8,930.64
  4. Step 4: Simplify right side
    26,460.66x = 354,444,375.44
  5. Step 5: Solve for x
    x = 354,444,375.44/26,460.66
  6. Step 6: Final answer
    x = 13,395.14

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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.