Home / 26,460.32-39,690.64-8,930.24

Finding the Fourth Proportional to 26,460.32, 39,690.64 and 8,930.24

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Solution

The fourth proportional to 26,460.32, 39,690.64 and 8,930.24 is: 13,395.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,460.32 : 39,690.64 = 8,930.24 : x
  2. Step 2: Convert to fraction form
    26,460.32/39,690.64 = 8,930.24/x
  3. Step 3: Cross multiply
    26,460.32x = 39,690.64 × 8,930.24
  4. Step 4: Simplify right side
    26,460.32x = 354,446,940.95
  5. Step 5: Solve for x
    x = 354,446,940.95/26,460.32
  6. Step 6: Final answer
    x = 13,395.41

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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.