Home / 25,806.04-38,712.84-9,161.26

Finding the Fourth Proportional to 25,806.04, 38,712.84 and 9,161.26

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Solution

The fourth proportional to 25,806.04, 38,712.84 and 9,161.26 is: 13,743.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,806.04 : 38,712.84 = 9,161.26 : x
  2. Step 2: Convert to fraction form
    25,806.04/38,712.84 = 9,161.26/x
  3. Step 3: Cross multiply
    25,806.04x = 38,712.84 × 9,161.26
  4. Step 4: Simplify right side
    25,806.04x = 354,658,392.58
  5. Step 5: Solve for x
    x = 354,658,392.58/25,806.04
  6. Step 6: Final answer
    x = 13,743.23

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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.