Home / 26,754.21-36,920.35-14,817.30

Finding the Fourth Proportional to 26,754.21, 36,920.35 and 14,817.30

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Solution

The fourth proportional to 26,754.21, 36,920.35 and 14,817.30 is: 20,447.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,754.21 : 36,920.35 = 14,817.30 : x
  2. Step 2: Convert to fraction form
    26,754.21/36,920.35 = 14,817.30/x
  3. Step 3: Cross multiply
    26,754.21x = 36,920.35 × 14,817.30
  4. Step 4: Simplify right side
    26,754.21x = 547,059,782.13
  5. Step 5: Solve for x
    x = 547,059,782.13/26,754.21
  6. Step 6: Final answer
    x = 20,447.61

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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.