Home / 18,036.50-24,890.33-10,078.73

Finding the Fourth Proportional to 18,036.50, 24,890.33 and 10,078.73

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Solution

The fourth proportional to 18,036.50, 24,890.33 and 10,078.73 is: 13,908.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,036.50 : 24,890.33 = 10,078.73 : x
  2. Step 2: Convert to fraction form
    18,036.50/24,890.33 = 10,078.73/x
  3. Step 3: Cross multiply
    18,036.50x = 24,890.33 × 10,078.73
  4. Step 4: Simplify right side
    18,036.50x = 250,862,905.33
  5. Step 5: Solve for x
    x = 250,862,905.33/18,036.50
  6. Step 6: Final answer
    x = 13,908.62

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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.