Home / 25,044.36-34,561.62-13,865.64

Finding the Fourth Proportional to 25,044.36, 34,561.62 and 13,865.64

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Solution

The fourth proportional to 25,044.36, 34,561.62 and 13,865.64 is: 19,134.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,044.36 : 34,561.62 = 13,865.64 : x
  2. Step 2: Convert to fraction form
    25,044.36/34,561.62 = 13,865.64/x
  3. Step 3: Cross multiply
    25,044.36x = 34,561.62 × 13,865.64
  4. Step 4: Simplify right side
    25,044.36x = 479,218,980.74
  5. Step 5: Solve for x
    x = 479,218,980.74/25,044.36
  6. Step 6: Final answer
    x = 19,134.81

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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.