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Finding the Fourth Proportional to 12,552.33, 18,808.53 and 6,629.01

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Solution

The fourth proportional to 12,552.33, 18,808.53 and 6,629.01 is: 9,932.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,552.33 : 18,808.53 = 6,629.01 : x
  2. Step 2: Convert to fraction form
    12,552.33/18,808.53 = 6,629.01/x
  3. Step 3: Cross multiply
    12,552.33x = 18,808.53 × 6,629.01
  4. Step 4: Simplify right side
    12,552.33x = 124,681,933.46
  5. Step 5: Solve for x
    x = 124,681,933.46/12,552.33
  6. Step 6: Final answer
    x = 9,932.97

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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.