Home / 27,315.08-40,976.94-9,784.52

Finding the Fourth Proportional to 27,315.08, 40,976.94 and 9,784.52

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Solution

The fourth proportional to 27,315.08, 40,976.94 and 9,784.52 is: 14,678.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,315.08 : 40,976.94 = 9,784.52 : x
  2. Step 2: Convert to fraction form
    27,315.08/40,976.94 = 9,784.52/x
  3. Step 3: Cross multiply
    27,315.08x = 40,976.94 × 9,784.52
  4. Step 4: Simplify right side
    27,315.08x = 400,939,688.97
  5. Step 5: Solve for x
    x = 400,939,688.97/27,315.08
  6. Step 6: Final answer
    x = 14,678.33

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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.