Home / 18,212.93-25,054.82-14,848.36

Finding the Fourth Proportional to 18,212.93, 25,054.82 and 14,848.36

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Solution

The fourth proportional to 18,212.93, 25,054.82 and 14,848.36 is: 20,426.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,212.93 : 25,054.82 = 14,848.36 : x
  2. Step 2: Convert to fraction form
    18,212.93/25,054.82 = 14,848.36/x
  3. Step 3: Cross multiply
    18,212.93x = 25,054.82 × 14,848.36
  4. Step 4: Simplify right side
    18,212.93x = 372,023,046.83
  5. Step 5: Solve for x
    x = 372,023,046.83/18,212.93
  6. Step 6: Final answer
    x = 20,426.32

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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.