Home / 21,516.75-32,271.48-5,722.02

Finding the Fourth Proportional to 21,516.75, 32,271.48 and 5,722.02

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Solution

The fourth proportional to 21,516.75, 32,271.48 and 5,722.02 is: 8,582.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,516.75 : 32,271.48 = 5,722.02 : x
  2. Step 2: Convert to fraction form
    21,516.75/32,271.48 = 5,722.02/x
  3. Step 3: Cross multiply
    21,516.75x = 32,271.48 × 5,722.02
  4. Step 4: Simplify right side
    21,516.75x = 184,658,053.99
  5. Step 5: Solve for x
    x = 184,658,053.99/21,516.75
  6. Step 6: Final answer
    x = 8,582.06

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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.