Home / 19,995.64-27,599.33-11,498.70

Finding the Fourth Proportional to 19,995.64, 27,599.33 and 11,498.70

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Solution

The fourth proportional to 19,995.64, 27,599.33 and 11,498.70 is: 15,871.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,995.64 : 27,599.33 = 11,498.70 : x
  2. Step 2: Convert to fraction form
    19,995.64/27,599.33 = 11,498.70/x
  3. Step 3: Cross multiply
    19,995.64x = 27,599.33 × 11,498.70
  4. Step 4: Simplify right side
    19,995.64x = 317,356,277.87
  5. Step 5: Solve for x
    x = 317,356,277.87/19,995.64
  6. Step 6: Final answer
    x = 15,871.27

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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.