Home / 13,789.26-19,051.47-9,616.14

Finding the Fourth Proportional to 13,789.26, 19,051.47 and 9,616.14

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Solution

The fourth proportional to 13,789.26, 19,051.47 and 9,616.14 is: 13,285.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,789.26 : 19,051.47 = 9,616.14 : x
  2. Step 2: Convert to fraction form
    13,789.26/19,051.47 = 9,616.14/x
  3. Step 3: Cross multiply
    13,789.26x = 19,051.47 × 9,616.14
  4. Step 4: Simplify right side
    13,789.26x = 183,201,602.73
  5. Step 5: Solve for x
    x = 183,201,602.73/13,789.26
  6. Step 6: Final answer
    x = 13,285.82

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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.