Home / 26,168.85-36,112.71-14,231.93

Finding the Fourth Proportional to 26,168.85, 36,112.71 and 14,231.93

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Solution

The fourth proportional to 26,168.85, 36,112.71 and 14,231.93 is: 19,639.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,168.85 : 36,112.71 = 14,231.93 : x
  2. Step 2: Convert to fraction form
    26,168.85/36,112.71 = 14,231.93/x
  3. Step 3: Cross multiply
    26,168.85x = 36,112.71 × 14,231.93
  4. Step 4: Simplify right side
    26,168.85x = 513,953,380.27
  5. Step 5: Solve for x
    x = 513,953,380.27/26,168.85
  6. Step 6: Final answer
    x = 19,639.89

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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.