Home / 19,615.37-27,069.14-11,553.71

Finding the Fourth Proportional to 19,615.37, 27,069.14 and 11,553.71

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Solution

The fourth proportional to 19,615.37, 27,069.14 and 11,553.71 is: 15,944.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,615.37 : 27,069.14 = 11,553.71 : x
  2. Step 2: Convert to fraction form
    19,615.37/27,069.14 = 11,553.71/x
  3. Step 3: Cross multiply
    19,615.37x = 27,069.14 × 11,553.71
  4. Step 4: Simplify right side
    19,615.37x = 312,748,935.74
  5. Step 5: Solve for x
    x = 312,748,935.74/19,615.37
  6. Step 6: Final answer
    x = 15,944.08

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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.