Home / 18,726.56-25,842.44-10,228.58

Finding the Fourth Proportional to 18,726.56, 25,842.44 and 10,228.58

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Solution

The fourth proportional to 18,726.56, 25,842.44 and 10,228.58 is: 14,115.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,726.56 : 25,842.44 = 10,228.58 : x
  2. Step 2: Convert to fraction form
    18,726.56/25,842.44 = 10,228.58/x
  3. Step 3: Cross multiply
    18,726.56x = 25,842.44 × 10,228.58
  4. Step 4: Simplify right side
    18,726.56x = 264,331,413.79
  5. Step 5: Solve for x
    x = 264,331,413.79/18,726.56
  6. Step 6: Final answer
    x = 14,115.32

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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.