Home / 18,400.96-25,393.67-10,017.46

Finding the Fourth Proportional to 18,400.96, 25,393.67 and 10,017.46

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Solution

The fourth proportional to 18,400.96, 25,393.67 and 10,017.46 is: 13,824.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,400.96 : 25,393.67 = 10,017.46 : x
  2. Step 2: Convert to fraction form
    18,400.96/25,393.67 = 10,017.46/x
  3. Step 3: Cross multiply
    18,400.96x = 25,393.67 × 10,017.46
  4. Step 4: Simplify right side
    18,400.96x = 254,380,073.48
  5. Step 5: Solve for x
    x = 254,380,073.48/18,400.96
  6. Step 6: Final answer
    x = 13,824.28

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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.