Home / 19,580.46-27,020.74-11,084.19

Finding the Fourth Proportional to 19,580.46, 27,020.74 and 11,084.19

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Solution

The fourth proportional to 19,580.46, 27,020.74 and 11,084.19 is: 15,296.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,580.46 : 27,020.74 = 11,084.19 : x
  2. Step 2: Convert to fraction form
    19,580.46/27,020.74 = 11,084.19/x
  3. Step 3: Cross multiply
    19,580.46x = 27,020.74 × 11,084.19
  4. Step 4: Simplify right side
    19,580.46x = 299,503,016.10
  5. Step 5: Solve for x
    x = 299,503,016.10/19,580.46
  6. Step 6: Final answer
    x = 15,296.02

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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.