Home / 17,783.54-26,634.92-12,542.02

Finding the Fourth Proportional to 17,783.54, 26,634.92 and 12,542.02

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Solution

The fourth proportional to 17,783.54, 26,634.92 and 12,542.02 is: 18,784.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,783.54 : 26,634.92 = 12,542.02 : x
  2. Step 2: Convert to fraction form
    17,783.54/26,634.92 = 12,542.02/x
  3. Step 3: Cross multiply
    17,783.54x = 26,634.92 × 12,542.02
  4. Step 4: Simplify right side
    17,783.54x = 334,055,699.34
  5. Step 5: Solve for x
    x = 334,055,699.34/17,783.54
  6. Step 6: Final answer
    x = 18,784.54

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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.