Home / 19,451.57-29,138.52-14,993.65

Finding the Fourth Proportional to 19,451.57, 29,138.52 and 14,993.65

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Solution

The fourth proportional to 19,451.57, 29,138.52 and 14,993.65 is: 22,460.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,451.57 : 29,138.52 = 14,993.65 : x
  2. Step 2: Convert to fraction form
    19,451.57/29,138.52 = 14,993.65/x
  3. Step 3: Cross multiply
    19,451.57x = 29,138.52 × 14,993.65
  4. Step 4: Simplify right side
    19,451.57x = 436,892,624.71
  5. Step 5: Solve for x
    x = 436,892,624.71/19,451.57
  6. Step 6: Final answer
    x = 22,460.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.