Home / 15,035.24-20,738.94-10,322.12

Finding the Fourth Proportional to 15,035.24, 20,738.94 and 10,322.12

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Solution

The fourth proportional to 15,035.24, 20,738.94 and 10,322.12 is: 14,237.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,035.24 : 20,738.94 = 10,322.12 : x
  2. Step 2: Convert to fraction form
    15,035.24/20,738.94 = 10,322.12/x
  3. Step 3: Cross multiply
    15,035.24x = 20,738.94 × 10,322.12
  4. Step 4: Simplify right side
    15,035.24x = 214,069,723.66
  5. Step 5: Solve for x
    x = 214,069,723.66/15,035.24
  6. Step 6: Final answer
    x = 14,237.87

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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.