Home / 13,468.98-18,584.94-7,500.48

Finding the Fourth Proportional to 13,468.98, 18,584.94 and 7,500.48

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Solution

The fourth proportional to 13,468.98, 18,584.94 and 7,500.48 is: 10,349.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,468.98 : 18,584.94 = 7,500.48 : x
  2. Step 2: Convert to fraction form
    13,468.98/18,584.94 = 7,500.48/x
  3. Step 3: Cross multiply
    13,468.98x = 18,584.94 × 7,500.48
  4. Step 4: Simplify right side
    13,468.98x = 139,395,970.77
  5. Step 5: Solve for x
    x = 139,395,970.77/13,468.98
  6. Step 6: Final answer
    x = 10,349.41

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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.