Home / 14,055.48-21,099.42-9,641.79

Finding the Fourth Proportional to 14,055.48, 21,099.42 and 9,641.79

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Solution

The fourth proportional to 14,055.48, 21,099.42 and 9,641.79 is: 14,473.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,055.48 : 21,099.42 = 9,641.79 : x
  2. Step 2: Convert to fraction form
    14,055.48/21,099.42 = 9,641.79/x
  3. Step 3: Cross multiply
    14,055.48x = 21,099.42 × 9,641.79
  4. Step 4: Simplify right side
    14,055.48x = 203,436,176.76
  5. Step 5: Solve for x
    x = 203,436,176.76/14,055.48
  6. Step 6: Final answer
    x = 14,473.80

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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.