Home / 13,261.44-19,891.26-9,570.36

Finding the Fourth Proportional to 13,261.44, 19,891.26 and 9,570.36

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Solution

The fourth proportional to 13,261.44, 19,891.26 and 9,570.36 is: 14,354.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,261.44 : 19,891.26 = 9,570.36 : x
  2. Step 2: Convert to fraction form
    13,261.44/19,891.26 = 9,570.36/x
  3. Step 3: Cross multiply
    13,261.44x = 19,891.26 × 9,570.36
  4. Step 4: Simplify right side
    13,261.44x = 190,366,519.05
  5. Step 5: Solve for x
    x = 190,366,519.05/13,261.44
  6. Step 6: Final answer
    x = 14,354.89

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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.