Home / 17,255.63-23,812.56-9,703.23

Finding the Fourth Proportional to 17,255.63, 23,812.56 and 9,703.23

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Solution

The fourth proportional to 17,255.63, 23,812.56 and 9,703.23 is: 13,390.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,255.63 : 23,812.56 = 9,703.23 : x
  2. Step 2: Convert to fraction form
    17,255.63/23,812.56 = 9,703.23/x
  3. Step 3: Cross multiply
    17,255.63x = 23,812.56 × 9,703.23
  4. Step 4: Simplify right side
    17,255.63x = 231,058,746.57
  5. Step 5: Solve for x
    x = 231,058,746.57/17,255.63
  6. Step 6: Final answer
    x = 13,390.34

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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.