Home / 13,464.45-18,580.73-7,496.73

Finding the Fourth Proportional to 13,464.45, 18,580.73 and 7,496.73

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Solution

The fourth proportional to 13,464.45, 18,580.73 and 7,496.73 is: 10,345.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,464.45 : 18,580.73 = 7,496.73 : x
  2. Step 2: Convert to fraction form
    13,464.45/18,580.73 = 7,496.73/x
  3. Step 3: Cross multiply
    13,464.45x = 18,580.73 × 7,496.73
  4. Step 4: Simplify right side
    13,464.45x = 139,294,678.53
  5. Step 5: Solve for x
    x = 139,294,678.53/13,464.45
  6. Step 6: Final answer
    x = 10,345.37

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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.