Home / 13,233.31-18,262.60-7,265.57

Finding the Fourth Proportional to 13,233.31, 18,262.60 and 7,265.57

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Solution

The fourth proportional to 13,233.31, 18,262.60 and 7,265.57 is: 10,026.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233.31 : 18,262.60 = 7,265.57 : x
  2. Step 2: Convert to fraction form
    13,233.31/18,262.60 = 7,265.57/x
  3. Step 3: Cross multiply
    13,233.31x = 18,262.60 × 7,265.57
  4. Step 4: Simplify right side
    13,233.31x = 132,688,089.21
  5. Step 5: Solve for x
    x = 132,688,089.21/13,233.31
  6. Step 6: Final answer
    x = 10,026.83

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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.