Home / 26,643.25-36,771.33-15,465.25

Finding the Fourth Proportional to 26,643.25, 36,771.33 and 15,465.25

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Solution

The fourth proportional to 26,643.25, 36,771.33 and 15,465.25 is: 21,344.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,643.25 : 36,771.33 = 15,465.25 : x
  2. Step 2: Convert to fraction form
    26,643.25/36,771.33 = 15,465.25/x
  3. Step 3: Cross multiply
    26,643.25x = 36,771.33 × 15,465.25
  4. Step 4: Simplify right side
    26,643.25x = 568,677,811.28
  5. Step 5: Solve for x
    x = 568,677,811.28/26,643.25
  6. Step 6: Final answer
    x = 21,344.16

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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.