Home / 18,846.25-28,269.38-5,698.33

Finding the Fourth Proportional to 18,846.25, 28,269.38 and 5,698.33

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Solution

The fourth proportional to 18,846.25, 28,269.38 and 5,698.33 is: 8,547.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,846.25 : 28,269.38 = 5,698.33 : x
  2. Step 2: Convert to fraction form
    18,846.25/28,269.38 = 5,698.33/x
  3. Step 3: Cross multiply
    18,846.25x = 28,269.38 × 5,698.33
  4. Step 4: Simplify right side
    18,846.25x = 161,088,227.64
  5. Step 5: Solve for x
    x = 161,088,227.64/18,846.25
  6. Step 6: Final answer
    x = 8,547.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.