Home / 17,071.80-23,559.20-9,518.60

Finding the Fourth Proportional to 17,071.80, 23,559.20 and 9,518.60

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Solution

The fourth proportional to 17,071.80, 23,559.20 and 9,518.60 is: 13,135.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,071.80 : 23,559.20 = 9,518.60 : x
  2. Step 2: Convert to fraction form
    17,071.80/23,559.20 = 9,518.60/x
  3. Step 3: Cross multiply
    17,071.80x = 23,559.20 × 9,518.60
  4. Step 4: Simplify right side
    17,071.80x = 224,250,601.12
  5. Step 5: Solve for x
    x = 224,250,601.12/17,071.80
  6. Step 6: Final answer
    x = 13,135.73

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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.