Home / 16,257.90-22,435.74-9,542.34

Finding the Fourth Proportional to 16,257.90, 22,435.74 and 9,542.34

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Solution

The fourth proportional to 16,257.90, 22,435.74 and 9,542.34 is: 13,168.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,257.90 : 22,435.74 = 9,542.34 : x
  2. Step 2: Convert to fraction form
    16,257.90/22,435.74 = 9,542.34/x
  3. Step 3: Cross multiply
    16,257.90x = 22,435.74 × 9,542.34
  4. Step 4: Simplify right side
    16,257.90x = 214,089,459.23
  5. Step 5: Solve for x
    x = 214,089,459.23/16,257.90
  6. Step 6: Final answer
    x = 13,168.33

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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.