Home / 18,261.33-25,200.21-10,303.35

Finding the Fourth Proportional to 18,261.33, 25,200.21 and 10,303.35

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Solution

The fourth proportional to 18,261.33, 25,200.21 and 10,303.35 is: 14,218.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,261.33 : 25,200.21 = 10,303.35 : x
  2. Step 2: Convert to fraction form
    18,261.33/25,200.21 = 10,303.35/x
  3. Step 3: Cross multiply
    18,261.33x = 25,200.21 × 10,303.35
  4. Step 4: Simplify right side
    18,261.33x = 259,646,583.70
  5. Step 5: Solve for x
    x = 259,646,583.70/18,261.33
  6. Step 6: Final answer
    x = 14,218.38

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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.