Home / 15,322.73-23,003.52-13,028.81

Finding the Fourth Proportional to 15,322.73, 23,003.52 and 13,028.81

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Solution

The fourth proportional to 15,322.73, 23,003.52 and 13,028.81 is: 19,559.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,322.73 : 23,003.52 = 13,028.81 : x
  2. Step 2: Convert to fraction form
    15,322.73/23,003.52 = 13,028.81/x
  3. Step 3: Cross multiply
    15,322.73x = 23,003.52 × 13,028.81
  4. Step 4: Simplify right side
    15,322.73x = 299,708,376.39
  5. Step 5: Solve for x
    x = 299,708,376.39/15,322.73
  6. Step 6: Final answer
    x = 19,559.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.