Home / 18,975.14-26,185.54-10,477.25

Finding the Fourth Proportional to 18,975.14, 26,185.54 and 10,477.25

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Solution

The fourth proportional to 18,975.14, 26,185.54 and 10,477.25 is: 14,458.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,975.14 : 26,185.54 = 10,477.25 : x
  2. Step 2: Convert to fraction form
    18,975.14/26,185.54 = 10,477.25/x
  3. Step 3: Cross multiply
    18,975.14x = 26,185.54 × 10,477.25
  4. Step 4: Simplify right side
    18,975.14x = 274,352,448.97
  5. Step 5: Solve for x
    x = 274,352,448.97/18,975.14
  6. Step 6: Final answer
    x = 14,458.52

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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.