Home / 17,739.63-26,623.22-6,656.40

Finding the Fourth Proportional to 17,739.63, 26,623.22 and 6,656.40

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Solution

The fourth proportional to 17,739.63, 26,623.22 and 6,656.40 is: 9,989.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,739.63 : 26,623.22 = 6,656.40 : x
  2. Step 2: Convert to fraction form
    17,739.63/26,623.22 = 6,656.40/x
  3. Step 3: Cross multiply
    17,739.63x = 26,623.22 × 6,656.40
  4. Step 4: Simplify right side
    17,739.63x = 177,214,768.33
  5. Step 5: Solve for x
    x = 177,214,768.33/17,739.63
  6. Step 6: Final answer
    x = 9,989.77

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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.