Home / 26,203.77-36,173.39-15,445.26

Finding the Fourth Proportional to 26,203.77, 36,173.39 and 15,445.26

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Solution

The fourth proportional to 26,203.77, 36,173.39 and 15,445.26 is: 21,321.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,203.77 : 36,173.39 = 15,445.26 : x
  2. Step 2: Convert to fraction form
    26,203.77/36,173.39 = 15,445.26/x
  3. Step 3: Cross multiply
    26,203.77x = 36,173.39 × 15,445.26
  4. Step 4: Simplify right side
    26,203.77x = 558,707,413.63
  5. Step 5: Solve for x
    x = 558,707,413.63/26,203.77
  6. Step 6: Final answer
    x = 21,321.64

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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.