Home / 19,580.12-27,020.76-10,627.70

Finding the Fourth Proportional to 19,580.12, 27,020.76 and 10,627.70

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Solution

The fourth proportional to 19,580.12, 27,020.76 and 10,627.70 is: 14,666.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,580.12 : 27,020.76 = 10,627.70 : x
  2. Step 2: Convert to fraction form
    19,580.12/27,020.76 = 10,627.70/x
  3. Step 3: Cross multiply
    19,580.12x = 27,020.76 × 10,627.70
  4. Step 4: Simplify right side
    19,580.12x = 287,168,531.05
  5. Step 5: Solve for x
    x = 287,168,531.05/19,580.12
  6. Step 6: Final answer
    x = 14,666.33

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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.