Home / 18,316.46-27,443.27-12,301.26

Finding the Fourth Proportional to 18,316.46, 27,443.27 and 12,301.26

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Solution

The fourth proportional to 18,316.46, 27,443.27 and 12,301.26 is: 18,430.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,316.46 : 27,443.27 = 12,301.26 : x
  2. Step 2: Convert to fraction form
    18,316.46/27,443.27 = 12,301.26/x
  3. Step 3: Cross multiply
    18,316.46x = 27,443.27 × 12,301.26
  4. Step 4: Simplify right side
    18,316.46x = 337,586,734.46
  5. Step 5: Solve for x
    x = 337,586,734.46/18,316.46
  6. Step 6: Final answer
    x = 18,430.79

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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.