Home / 18,880.06-26,054.80-10,496.56

Finding the Fourth Proportional to 18,880.06, 26,054.80 and 10,496.56

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Solution

The fourth proportional to 18,880.06, 26,054.80 and 10,496.56 is: 14,485.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,880.06 : 26,054.80 = 10,496.56 : x
  2. Step 2: Convert to fraction form
    18,880.06/26,054.80 = 10,496.56/x
  3. Step 3: Cross multiply
    18,880.06x = 26,054.80 × 10,496.56
  4. Step 4: Simplify right side
    18,880.06x = 273,485,771.49
  5. Step 5: Solve for x
    x = 273,485,771.49/18,880.06
  6. Step 6: Final answer
    x = 14,485.43

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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.