Home / 17,659.35-26,485.38-8,765.55

Finding the Fourth Proportional to 17,659.35, 26,485.38 and 8,765.55

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Solution

The fourth proportional to 17,659.35, 26,485.38 and 8,765.55 is: 13,146.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,659.35 : 26,485.38 = 8,765.55 : x
  2. Step 2: Convert to fraction form
    17,659.35/26,485.38 = 8,765.55/x
  3. Step 3: Cross multiply
    17,659.35x = 26,485.38 × 8,765.55
  4. Step 4: Simplify right side
    17,659.35x = 232,158,922.66
  5. Step 5: Solve for x
    x = 232,158,922.66/17,659.35
  6. Step 6: Final answer
    x = 13,146.52

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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.