Home / 13,233.22-18,262.13-7,568.48

Finding the Fourth Proportional to 13,233.22, 18,262.13 and 7,568.48

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Solution

The fourth proportional to 13,233.22, 18,262.13 and 7,568.48 is: 10,444.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233.22 : 18,262.13 = 7,568.48 : x
  2. Step 2: Convert to fraction form
    13,233.22/18,262.13 = 7,568.48/x
  3. Step 3: Cross multiply
    13,233.22x = 18,262.13 × 7,568.48
  4. Step 4: Simplify right side
    13,233.22x = 138,216,573.48
  5. Step 5: Solve for x
    x = 138,216,573.48/13,233.22
  6. Step 6: Final answer
    x = 10,444.67

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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.