Home / 22,078.48-30,452.88-14,992.60

Finding the Fourth Proportional to 22,078.48, 30,452.88 and 14,992.60

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Solution

The fourth proportional to 22,078.48, 30,452.88 and 14,992.60 is: 20,679.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,078.48 : 30,452.88 = 14,992.60 : x
  2. Step 2: Convert to fraction form
    22,078.48/30,452.88 = 14,992.60/x
  3. Step 3: Cross multiply
    22,078.48x = 30,452.88 × 14,992.60
  4. Step 4: Simplify right side
    22,078.48x = 456,567,848.69
  5. Step 5: Solve for x
    x = 456,567,848.69/22,078.48
  6. Step 6: Final answer
    x = 20,679.32

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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.