Home / 19,170.03-26,454.69-10,786.53

Finding the Fourth Proportional to 19,170.03, 26,454.69 and 10,786.53

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Solution

The fourth proportional to 19,170.03, 26,454.69 and 10,786.53 is: 14,885.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,170.03 : 26,454.69 = 10,786.53 : x
  2. Step 2: Convert to fraction form
    19,170.03/26,454.69 = 10,786.53/x
  3. Step 3: Cross multiply
    19,170.03x = 26,454.69 × 10,786.53
  4. Step 4: Simplify right side
    19,170.03x = 285,354,307.33
  5. Step 5: Solve for x
    x = 285,354,307.33/19,170.03
  6. Step 6: Final answer
    x = 14,885.44

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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.