Home / 23,518.90-35,308.41-20,208.34

Finding the Fourth Proportional to 23,518.90, 35,308.41 and 20,208.34

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Solution

The fourth proportional to 23,518.90, 35,308.41 and 20,208.34 is: 30,338.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,518.90 : 35,308.41 = 20,208.34 : x
  2. Step 2: Convert to fraction form
    23,518.90/35,308.41 = 20,208.34/x
  3. Step 3: Cross multiply
    23,518.90x = 35,308.41 × 20,208.34
  4. Step 4: Simplify right side
    23,518.90x = 713,524,354.14
  5. Step 5: Solve for x
    x = 713,524,354.14/23,518.90
  6. Step 6: Final answer
    x = 30,338.34

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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.