Home / 14,108.72-19,450.24-9,853.68

Finding the Fourth Proportional to 14,108.72, 19,450.24 and 9,853.68

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Solution

The fourth proportional to 14,108.72, 19,450.24 and 9,853.68 is: 13,584.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,108.72 : 19,450.24 = 9,853.68 : x
  2. Step 2: Convert to fraction form
    14,108.72/19,450.24 = 9,853.68/x
  3. Step 3: Cross multiply
    14,108.72x = 19,450.24 × 9,853.68
  4. Step 4: Simplify right side
    14,108.72x = 191,656,440.88
  5. Step 5: Solve for x
    x = 191,656,440.88/14,108.72
  6. Step 6: Final answer
    x = 13,584.25

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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.