Home / 11,775.36-17,646.48-9,299.28

Finding the Fourth Proportional to 11,775.36, 17,646.48 and 9,299.28

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Solution

The fourth proportional to 11,775.36, 17,646.48 and 9,299.28 is: 13,935.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,775.36 : 17,646.48 = 9,299.28 : x
  2. Step 2: Convert to fraction form
    11,775.36/17,646.48 = 9,299.28/x
  3. Step 3: Cross multiply
    11,775.36x = 17,646.48 × 9,299.28
  4. Step 4: Simplify right side
    11,775.36x = 164,099,558.53
  5. Step 5: Solve for x
    x = 164,099,558.53/11,775.36
  6. Step 6: Final answer
    x = 13,935.84

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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.