Home / 17,887.79-24,683.99-11,173.01

Finding the Fourth Proportional to 17,887.79, 24,683.99 and 11,173.01

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Solution

The fourth proportional to 17,887.79, 24,683.99 and 11,173.01 is: 15,418.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,887.79 : 24,683.99 = 11,173.01 : x
  2. Step 2: Convert to fraction form
    17,887.79/24,683.99 = 11,173.01/x
  3. Step 3: Cross multiply
    17,887.79x = 24,683.99 × 11,173.01
  4. Step 4: Simplify right side
    17,887.79x = 275,794,287.82
  5. Step 5: Solve for x
    x = 275,794,287.82/17,887.79
  6. Step 6: Final answer
    x = 15,418.02

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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.