Home / 17,405.36-24,028.87-13,339.16

Finding the Fourth Proportional to 17,405.36, 24,028.87 and 13,339.16

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Solution

The fourth proportional to 17,405.36, 24,028.87 and 13,339.16 is: 18,415.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,405.36 : 24,028.87 = 13,339.16 : x
  2. Step 2: Convert to fraction form
    17,405.36/24,028.87 = 13,339.16/x
  3. Step 3: Cross multiply
    17,405.36x = 24,028.87 × 13,339.16
  4. Step 4: Simplify right side
    17,405.36x = 320,524,941.55
  5. Step 5: Solve for x
    x = 320,524,941.55/17,405.36
  6. Step 6: Final answer
    x = 18,415.30

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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.