Home / 19,579.52-27,019.75-10,627.02

Finding the Fourth Proportional to 19,579.52, 27,019.75 and 10,627.02

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Solution

The fourth proportional to 19,579.52, 27,019.75 and 10,627.02 is: 14,665.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,579.52 : 27,019.75 = 10,627.02 : x
  2. Step 2: Convert to fraction form
    19,579.52/27,019.75 = 10,627.02/x
  3. Step 3: Cross multiply
    19,579.52x = 27,019.75 × 10,627.02
  4. Step 4: Simplify right side
    19,579.52x = 287,139,235.41
  5. Step 5: Solve for x
    x = 287,139,235.41/19,579.52
  6. Step 6: Final answer
    x = 14,665.29

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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.