Home / 21,014.37-29,000.03-11,583.27

Finding the Fourth Proportional to 21,014.37, 29,000.03 and 11,583.27

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Solution

The fourth proportional to 21,014.37, 29,000.03 and 11,583.27 is: 15,985.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,014.37 : 29,000.03 = 11,583.27 : x
  2. Step 2: Convert to fraction form
    21,014.37/29,000.03 = 11,583.27/x
  3. Step 3: Cross multiply
    21,014.37x = 29,000.03 × 11,583.27
  4. Step 4: Simplify right side
    21,014.37x = 335,915,119.58
  5. Step 5: Solve for x
    x = 335,915,119.58/21,014.37
  6. Step 6: Final answer
    x = 15,985.02

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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.