Home / 19,195.57-26,489.49-10,697.68

Finding the Fourth Proportional to 19,195.57, 26,489.49 and 10,697.68

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Solution

The fourth proportional to 19,195.57, 26,489.49 and 10,697.68 is: 14,762.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,195.57 : 26,489.49 = 10,697.68 : x
  2. Step 2: Convert to fraction form
    19,195.57/26,489.49 = 10,697.68/x
  3. Step 3: Cross multiply
    19,195.57x = 26,489.49 × 10,697.68
  4. Step 4: Simplify right side
    19,195.57x = 283,376,087.38
  5. Step 5: Solve for x
    x = 283,376,087.38/19,195.57
  6. Step 6: Final answer
    x = 14,762.58

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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.