Home / 26,716.95-36,869.72-14,779.98

Finding the Fourth Proportional to 26,716.95, 36,869.72 and 14,779.98

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Solution

The fourth proportional to 26,716.95, 36,869.72 and 14,779.98 is: 20,396.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,716.95 : 36,869.72 = 14,779.98 : x
  2. Step 2: Convert to fraction form
    26,716.95/36,869.72 = 14,779.98/x
  3. Step 3: Cross multiply
    26,716.95x = 36,869.72 × 14,779.98
  4. Step 4: Simplify right side
    26,716.95x = 544,933,650.31
  5. Step 5: Solve for x
    x = 544,933,650.31/26,716.95
  6. Step 6: Final answer
    x = 20,396.55

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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.