Home / 18,323.61-25,286.59-10,365.66

Finding the Fourth Proportional to 18,323.61, 25,286.59 and 10,365.66

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Solution

The fourth proportional to 18,323.61, 25,286.59 and 10,365.66 is: 14,304.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,323.61 : 25,286.59 = 10,365.66 : x
  2. Step 2: Convert to fraction form
    18,323.61/25,286.59 = 10,365.66/x
  3. Step 3: Cross multiply
    18,323.61x = 25,286.59 × 10,365.66
  4. Step 4: Simplify right side
    18,323.61x = 262,112,194.50
  5. Step 5: Solve for x
    x = 262,112,194.50/18,323.61
  6. Step 6: Final answer
    x = 14,304.62

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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.