Home / 25,838.72-35,661.33-15,773.03

Finding the Fourth Proportional to 25,838.72, 35,661.33 and 15,773.03

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Solution

The fourth proportional to 25,838.72, 35,661.33 and 15,773.03 is: 21,769.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,838.72 : 35,661.33 = 15,773.03 : x
  2. Step 2: Convert to fraction form
    25,838.72/35,661.33 = 15,773.03/x
  3. Step 3: Cross multiply
    25,838.72x = 35,661.33 × 15,773.03
  4. Step 4: Simplify right side
    25,838.72x = 562,487,227.93
  5. Step 5: Solve for x
    x = 562,487,227.93/25,838.72
  6. Step 6: Final answer
    x = 21,769.16

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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.