Home / 13,293.58-18,346.19-7,326.32

Finding the Fourth Proportional to 13,293.58, 18,346.19 and 7,326.32

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Solution

The fourth proportional to 13,293.58, 18,346.19 and 7,326.32 is: 10,110.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,293.58 : 18,346.19 = 7,326.32 : x
  2. Step 2: Convert to fraction form
    13,293.58/18,346.19 = 7,326.32/x
  3. Step 3: Cross multiply
    13,293.58x = 18,346.19 × 7,326.32
  4. Step 4: Simplify right side
    13,293.58x = 134,410,058.72
  5. Step 5: Solve for x
    x = 134,410,058.72/13,293.58
  6. Step 6: Final answer
    x = 10,110.90

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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.