Home / 19,285.35-26,624.91-15,046.21

Finding the Fourth Proportional to 19,285.35, 26,624.91 and 15,046.21

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Solution

The fourth proportional to 19,285.35, 26,624.91 and 15,046.21 is: 20,772.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,285.35 : 26,624.91 = 15,046.21 : x
  2. Step 2: Convert to fraction form
    19,285.35/26,624.91 = 15,046.21/x
  3. Step 3: Cross multiply
    19,285.35x = 26,624.91 × 15,046.21
  4. Step 4: Simplify right side
    19,285.35x = 400,603,987.09
  5. Step 5: Solve for x
    x = 400,603,987.09/19,285.35
  6. Step 6: Final answer
    x = 20,772.45

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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.