Home / 26,191.91-36,143.27-14,705.98

Finding the Fourth Proportional to 26,191.91, 36,143.27 and 14,705.98

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Solution

The fourth proportional to 26,191.91, 36,143.27 and 14,705.98 is: 20,293.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,191.91 : 36,143.27 = 14,705.98 : x
  2. Step 2: Convert to fraction form
    26,191.91/36,143.27 = 14,705.98/x
  3. Step 3: Cross multiply
    26,191.91x = 36,143.27 × 14,705.98
  4. Step 4: Simplify right side
    26,191.91x = 531,522,205.75
  5. Step 5: Solve for x
    x = 531,522,205.75/26,191.91
  6. Step 6: Final answer
    x = 20,293.37

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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.