Home / 23,509.90-35,294.91-20,199.34

Finding the Fourth Proportional to 23,509.90, 35,294.91 and 20,199.34

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Solution

The fourth proportional to 23,509.90, 35,294.91 and 20,199.34 is: 30,324.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,509.90 : 35,294.91 = 20,199.34 : x
  2. Step 2: Convert to fraction form
    23,509.90/35,294.91 = 20,199.34/x
  3. Step 3: Cross multiply
    23,509.90x = 35,294.91 × 20,199.34
  4. Step 4: Simplify right side
    23,509.90x = 712,933,887.36
  5. Step 5: Solve for x
    x = 712,933,887.36/23,509.90
  6. Step 6: Final answer
    x = 30,324.84

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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.