Home / 17,140.51-23,646.94-11,170

Finding the Fourth Proportional to 17,140.51, 23,646.94 and 11,170

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Solution

The fourth proportional to 17,140.51, 23,646.94 and 11,170 is: 15,410.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,140.51 : 23,646.94 = 11,170 : x
  2. Step 2: Convert to fraction form
    17,140.51/23,646.94 = 11,170/x
  3. Step 3: Cross multiply
    17,140.51x = 23,646.94 × 11,170
  4. Step 4: Simplify right side
    17,140.51x = 264,136,319.80
  5. Step 5: Solve for x
    x = 264,136,319.80/17,140.51
  6. Step 6: Final answer
    x = 15,410.06

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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.