Home / 18,953.46-26,160.57-10,994.67

Finding the Fourth Proportional to 18,953.46, 26,160.57 and 10,994.67

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Solution

The fourth proportional to 18,953.46, 26,160.57 and 10,994.67 is: 15,175.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,953.46 : 26,160.57 = 10,994.67 : x
  2. Step 2: Convert to fraction form
    18,953.46/26,160.57 = 10,994.67/x
  3. Step 3: Cross multiply
    18,953.46x = 26,160.57 × 10,994.67
  4. Step 4: Simplify right side
    18,953.46x = 287,626,834.16
  5. Step 5: Solve for x
    x = 287,626,834.16/18,953.46
  6. Step 6: Final answer
    x = 15,175.43

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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.