Home / 14,002.05-19,321.09-9,474.62

Finding the Fourth Proportional to 14,002.05, 19,321.09 and 9,474.62

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Solution

The fourth proportional to 14,002.05, 19,321.09 and 9,474.62 is: 13,073.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,002.05 : 19,321.09 = 9,474.62 : x
  2. Step 2: Convert to fraction form
    14,002.05/19,321.09 = 9,474.62/x
  3. Step 3: Cross multiply
    14,002.05x = 19,321.09 × 9,474.62
  4. Step 4: Simplify right side
    14,002.05x = 183,060,010.35
  5. Step 5: Solve for x
    x = 183,060,010.35/14,002.05
  6. Step 6: Final answer
    x = 13,073.80

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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.