Home / 26,694.78-36,840.15-14,758.62

Finding the Fourth Proportional to 26,694.78, 36,840.15 and 14,758.62

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Solution

The fourth proportional to 26,694.78, 36,840.15 and 14,758.62 is: 20,367.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,694.78 : 36,840.15 = 14,758.62 : x
  2. Step 2: Convert to fraction form
    26,694.78/36,840.15 = 14,758.62/x
  3. Step 3: Cross multiply
    26,694.78x = 36,840.15 × 14,758.62
  4. Step 4: Simplify right side
    26,694.78x = 543,709,774.59
  5. Step 5: Solve for x
    x = 543,709,774.59/26,694.78
  6. Step 6: Final answer
    x = 20,367.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.