Home / 15,030.64-20,733.24-11,062

Finding the Fourth Proportional to 15,030.64, 20,733.24 and 11,062

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Solution

The fourth proportional to 15,030.64, 20,733.24 and 11,062 is: 15,258.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,030.64 : 20,733.24 = 11,062 : x
  2. Step 2: Convert to fraction form
    15,030.64/20,733.24 = 11,062/x
  3. Step 3: Cross multiply
    15,030.64x = 20,733.24 × 11,062
  4. Step 4: Simplify right side
    15,030.64x = 229,351,100.88
  5. Step 5: Solve for x
    x = 229,351,100.88/15,030.64
  6. Step 6: Final answer
    x = 15,258.90

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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.