Home / 13,261.36-18,293.63-10,069.37

Finding the Fourth Proportional to 13,261.36, 18,293.63 and 10,069.37

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Solution

The fourth proportional to 13,261.36, 18,293.63 and 10,069.37 is: 13,890.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,261.36 : 18,293.63 = 10,069.37 : x
  2. Step 2: Convert to fraction form
    13,261.36/18,293.63 = 10,069.37/x
  3. Step 3: Cross multiply
    13,261.36x = 18,293.63 × 10,069.37
  4. Step 4: Simplify right side
    13,261.36x = 184,205,304.16
  5. Step 5: Solve for x
    x = 184,205,304.16/13,261.36
  6. Step 6: Final answer
    x = 13,890.37

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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.