Home / 18,910.26-26,096.15-10,528.74

Finding the Fourth Proportional to 18,910.26, 26,096.15 and 10,528.74

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Solution

The fourth proportional to 18,910.26, 26,096.15 and 10,528.74 is: 14,529.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,910.26 : 26,096.15 = 10,528.74 : x
  2. Step 2: Convert to fraction form
    18,910.26/26,096.15 = 10,528.74/x
  3. Step 3: Cross multiply
    18,910.26x = 26,096.15 × 10,528.74
  4. Step 4: Simplify right side
    18,910.26x = 274,759,578.35
  5. Step 5: Solve for x
    x = 274,759,578.35/18,910.26
  6. Step 6: Final answer
    x = 14,529.66

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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.