Home / 19,772.33-27,284.64-10,818.05

Finding the Fourth Proportional to 19,772.33, 27,284.64 and 10,818.05

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Solution

The fourth proportional to 19,772.33, 27,284.64 and 10,818.05 is: 14,928.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,772.33 : 27,284.64 = 10,818.05 : x
  2. Step 2: Convert to fraction form
    19,772.33/27,284.64 = 10,818.05/x
  3. Step 3: Cross multiply
    19,772.33x = 27,284.64 × 10,818.05
  4. Step 4: Simplify right side
    19,772.33x = 295,166,463.33
  5. Step 5: Solve for x
    x = 295,166,463.33/19,772.33
  6. Step 6: Final answer
    x = 14,928.26

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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.