Home / 14,207.57-21,317.50-7,626.07

Finding the Fourth Proportional to 14,207.57, 21,317.50 and 7,626.07

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Solution

The fourth proportional to 14,207.57, 21,317.50 and 7,626.07 is: 11,442.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,207.57 : 21,317.50 = 7,626.07 : x
  2. Step 2: Convert to fraction form
    14,207.57/21,317.50 = 7,626.07/x
  3. Step 3: Cross multiply
    14,207.57x = 21,317.50 × 7,626.07
  4. Step 4: Simplify right side
    14,207.57x = 162,568,747.23
  5. Step 5: Solve for x
    x = 162,568,747.23/14,207.57
  6. Step 6: Final answer
    x = 11,442.40

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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.