Home / 17,077.15-23,556.30-13,294.32

Finding the Fourth Proportional to 17,077.15, 23,556.30 and 13,294.32

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Solution

The fourth proportional to 17,077.15, 23,556.30 and 13,294.32 is: 18,338.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,077.15 : 23,556.30 = 13,294.32 : x
  2. Step 2: Convert to fraction form
    17,077.15/23,556.30 = 13,294.32/x
  3. Step 3: Cross multiply
    17,077.15x = 23,556.30 × 13,294.32
  4. Step 4: Simplify right side
    17,077.15x = 313,164,990.22
  5. Step 5: Solve for x
    x = 313,164,990.22/17,077.15
  6. Step 6: Final answer
    x = 18,338.25

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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.