Home / 13,293.99-18,346.05-7,325.73

Finding the Fourth Proportional to 13,293.99, 18,346.05 and 7,325.73

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Solution

The fourth proportional to 13,293.99, 18,346.05 and 7,325.73 is: 10,109.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,293.99 : 18,346.05 = 7,325.73 : x
  2. Step 2: Convert to fraction form
    13,293.99/18,346.05 = 7,325.73/x
  3. Step 3: Cross multiply
    13,293.99x = 18,346.05 × 7,325.73
  4. Step 4: Simplify right side
    13,293.99x = 134,398,208.87
  5. Step 5: Solve for x
    x = 134,398,208.87/13,293.99
  6. Step 6: Final answer
    x = 10,109.70

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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.