Home / 25,484.93-35,145.09-21,241.24

Finding the Fourth Proportional to 25,484.93, 35,145.09 and 21,241.24

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Solution

The fourth proportional to 25,484.93, 35,145.09 and 21,241.24 is: 29,292.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,484.93 : 35,145.09 = 21,241.24 : x
  2. Step 2: Convert to fraction form
    25,484.93/35,145.09 = 21,241.24/x
  3. Step 3: Cross multiply
    25,484.93x = 35,145.09 × 21,241.24
  4. Step 4: Simplify right side
    25,484.93x = 746,525,203.65
  5. Step 5: Solve for x
    x = 746,525,203.65/25,484.93
  6. Step 6: Final answer
    x = 29,292.81

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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.