Home / 26,168.66-36,112.40-14,231.74

Finding the Fourth Proportional to 26,168.66, 36,112.40 and 14,231.74

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Solution

The fourth proportional to 26,168.66, 36,112.40 and 14,231.74 is: 19,639.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,168.66 : 36,112.40 = 14,231.74 : x
  2. Step 2: Convert to fraction form
    26,168.66/36,112.40 = 14,231.74/x
  3. Step 3: Cross multiply
    26,168.66x = 36,112.40 × 14,231.74
  4. Step 4: Simplify right side
    26,168.66x = 513,942,035.86
  5. Step 5: Solve for x
    x = 513,942,035.86/26,168.66
  6. Step 6: Final answer
    x = 19,639.60

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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.