Home / 21,025.50-29,015.19-11,594.13

Finding the Fourth Proportional to 21,025.50, 29,015.19 and 11,594.13

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Solution

The fourth proportional to 21,025.50, 29,015.19 and 11,594.13 is: 15,999.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,025.50 : 29,015.19 = 11,594.13 : x
  2. Step 2: Convert to fraction form
    21,025.50/29,015.19 = 11,594.13/x
  3. Step 3: Cross multiply
    21,025.50x = 29,015.19 × 11,594.13
  4. Step 4: Simplify right side
    21,025.50x = 336,405,884.83
  5. Step 5: Solve for x
    x = 336,405,884.83/21,025.50
  6. Step 6: Final answer
    x = 15,999.90

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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.