Home / 19,749.40-27,254.56-10,797.28

Finding the Fourth Proportional to 19,749.40, 27,254.56 and 10,797.28

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Solution

The fourth proportional to 19,749.40, 27,254.56 and 10,797.28 is: 14,900.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,749.40 : 27,254.56 = 10,797.28 : x
  2. Step 2: Convert to fraction form
    19,749.40/27,254.56 = 10,797.28/x
  3. Step 3: Cross multiply
    19,749.40x = 27,254.56 × 10,797.28
  4. Step 4: Simplify right side
    19,749.40x = 294,275,115.60
  5. Step 5: Solve for x
    x = 294,275,115.60/19,749.40
  6. Step 6: Final answer
    x = 14,900.46

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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.