Home / 26,102.45-36,020.87-14,771.74

Finding the Fourth Proportional to 26,102.45, 36,020.87 and 14,771.74

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Solution

The fourth proportional to 26,102.45, 36,020.87 and 14,771.74 is: 20,384.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,102.45 : 36,020.87 = 14,771.74 : x
  2. Step 2: Convert to fraction form
    26,102.45/36,020.87 = 14,771.74/x
  3. Step 3: Cross multiply
    26,102.45x = 36,020.87 × 14,771.74
  4. Step 4: Simplify right side
    26,102.45x = 532,090,873.09
  5. Step 5: Solve for x
    x = 532,090,873.09/26,102.45
  6. Step 6: Final answer
    x = 20,384.71

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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.