Home / 26,653.94-36,782.64-14,719.30

Finding the Fourth Proportional to 26,653.94, 36,782.64 and 14,719.30

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Solution

The fourth proportional to 26,653.94, 36,782.64 and 14,719.30 is: 20,312.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,653.94 : 36,782.64 = 14,719.30 : x
  2. Step 2: Convert to fraction form
    26,653.94/36,782.64 = 14,719.30/x
  3. Step 3: Cross multiply
    26,653.94x = 36,782.64 × 14,719.30
  4. Step 4: Simplify right side
    26,653.94x = 541,414,712.95
  5. Step 5: Solve for x
    x = 541,414,712.95/26,653.94
  6. Step 6: Final answer
    x = 20,312.75

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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.