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Finding the Fourth Proportional to 12,552.52, 18,828.54 and 3,064.99

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Solution

The fourth proportional to 12,552.52, 18,828.54 and 3,064.99 is: 4,597.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,552.52 : 18,828.54 = 3,064.99 : x
  2. Step 2: Convert to fraction form
    12,552.52/18,828.54 = 3,064.99/x
  3. Step 3: Cross multiply
    12,552.52x = 18,828.54 × 3,064.99
  4. Step 4: Simplify right side
    12,552.52x = 57,709,239.74
  5. Step 5: Solve for x
    x = 57,709,239.74/12,552.52
  6. Step 6: Final answer
    x = 4,597.42

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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.