Home / 19,675.04-27,150.60-10,722.48

Finding the Fourth Proportional to 19,675.04, 27,150.60 and 10,722.48

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Solution

The fourth proportional to 19,675.04, 27,150.60 and 10,722.48 is: 14,796.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,675.04 : 27,150.60 = 10,722.48 : x
  2. Step 2: Convert to fraction form
    19,675.04/27,150.60 = 10,722.48/x
  3. Step 3: Cross multiply
    19,675.04x = 27,150.60 × 10,722.48
  4. Step 4: Simplify right side
    19,675.04x = 291,121,765.49
  5. Step 5: Solve for x
    x = 291,121,765.49/19,675.04
  6. Step 6: Final answer
    x = 14,796.50

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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.