Home / 18,054.41-26,961.65-17,858.93

Finding the Fourth Proportional to 18,054.41, 26,961.65 and 17,858.93

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Solution

The fourth proportional to 18,054.41, 26,961.65 and 17,858.93 is: 26,669.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,054.41 : 26,961.65 = 17,858.93 : x
  2. Step 2: Convert to fraction form
    18,054.41/26,961.65 = 17,858.93/x
  3. Step 3: Cross multiply
    18,054.41x = 26,961.65 × 17,858.93
  4. Step 4: Simplify right side
    18,054.41x = 481,506,107.98
  5. Step 5: Solve for x
    x = 481,506,107.98/18,054.41
  6. Step 6: Final answer
    x = 26,669.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.