Home / 19,572.17-27,008.84-10,619.37

Finding the Fourth Proportional to 19,572.17, 27,008.84 and 10,619.37

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Solution

The fourth proportional to 19,572.17, 27,008.84 and 10,619.37 is: 14,654.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,572.17 : 27,008.84 = 10,619.37 : x
  2. Step 2: Convert to fraction form
    19,572.17/27,008.84 = 10,619.37/x
  3. Step 3: Cross multiply
    19,572.17x = 27,008.84 × 10,619.37
  4. Step 4: Simplify right side
    19,572.17x = 286,816,891.78
  5. Step 5: Solve for x
    x = 286,816,891.78/19,572.17
  6. Step 6: Final answer
    x = 14,654.33

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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.