Home / 20,914.93-28,848.04-17,749.32

Finding the Fourth Proportional to 20,914.93, 28,848.04 and 17,749.32

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Solution

The fourth proportional to 20,914.93, 28,848.04 and 17,749.32 is: 24,481.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,914.93 : 28,848.04 = 17,749.32 : x
  2. Step 2: Convert to fraction form
    20,914.93/28,848.04 = 17,749.32/x
  3. Step 3: Cross multiply
    20,914.93x = 28,848.04 × 17,749.32
  4. Step 4: Simplify right side
    20,914.93x = 512,033,093.33
  5. Step 5: Solve for x
    x = 512,033,093.33/20,914.93
  6. Step 6: Final answer
    x = 24,481.70

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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.