Home / 49,009.12-73,556.34-27,991.24

Finding the Fourth Proportional to 49,009.12, 73,556.34 and 27,991.24

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Solution

The fourth proportional to 49,009.12, 73,556.34 and 27,991.24 is: 42,011.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,009.12 : 73,556.34 = 27,991.24 : x
  2. Step 2: Convert to fraction form
    49,009.12/73,556.34 = 27,991.24/x
  3. Step 3: Cross multiply
    49,009.12x = 73,556.34 × 27,991.24
  4. Step 4: Simplify right side
    49,009.12x = 2,058,933,166.46
  5. Step 5: Solve for x
    x = 2,058,933,166.46/49,009.12
  6. Step 6: Final answer
    x = 42,011.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.