Home / 26,165.45-36,109.27-14,989.61

Finding the Fourth Proportional to 26,165.45, 36,109.27 and 14,989.61

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Solution

The fourth proportional to 26,165.45, 36,109.27 and 14,989.61 is: 20,686.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,165.45 : 36,109.27 = 14,989.61 : x
  2. Step 2: Convert to fraction form
    26,165.45/36,109.27 = 14,989.61/x
  3. Step 3: Cross multiply
    26,165.45x = 36,109.27 × 14,989.61
  4. Step 4: Simplify right side
    26,165.45x = 541,263,874.68
  5. Step 5: Solve for x
    x = 541,263,874.68/26,165.45
  6. Step 6: Final answer
    x = 20,686.21

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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.