Home / 14,208.01-19,607.10-7,747.60

Finding the Fourth Proportional to 14,208.01, 19,607.10 and 7,747.60

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Solution

The fourth proportional to 14,208.01, 19,607.10 and 7,747.60 is: 10,691.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,208.01 : 19,607.10 = 7,747.60 : x
  2. Step 2: Convert to fraction form
    14,208.01/19,607.10 = 7,747.60/x
  3. Step 3: Cross multiply
    14,208.01x = 19,607.10 × 7,747.60
  4. Step 4: Simplify right side
    14,208.01x = 151,907,967.96
  5. Step 5: Solve for x
    x = 151,907,967.96/14,208.01
  6. Step 6: Final answer
    x = 10,691.71

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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.