Home / 19,573.05-27,010.07-10,620.37

Finding the Fourth Proportional to 19,573.05, 27,010.07 and 10,620.37

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Solution

The fourth proportional to 19,573.05, 27,010.07 and 10,620.37 is: 14,655.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,573.05 : 27,010.07 = 10,620.37 : x
  2. Step 2: Convert to fraction form
    19,573.05/27,010.07 = 10,620.37/x
  3. Step 3: Cross multiply
    19,573.05x = 27,010.07 × 10,620.37
  4. Step 4: Simplify right side
    19,573.05x = 286,856,748.97
  5. Step 5: Solve for x
    x = 286,856,748.97/19,573.05
  6. Step 6: Final answer
    x = 14,655.70

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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.