Home / 15,327.60-22,991.36-6,556.80

Finding the Fourth Proportional to 15,327.60, 22,991.36 and 6,556.80

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Solution

The fourth proportional to 15,327.60, 22,991.36 and 6,556.80 is: 9,835.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,327.60 : 22,991.36 = 6,556.80 : x
  2. Step 2: Convert to fraction form
    15,327.60/22,991.36 = 6,556.80/x
  3. Step 3: Cross multiply
    15,327.60x = 22,991.36 × 6,556.80
  4. Step 4: Simplify right side
    15,327.60x = 150,749,749.25
  5. Step 5: Solve for x
    x = 150,749,749.25/15,327.60
  6. Step 6: Final answer
    x = 9,835.18

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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.