Home / 28,267.65-39,004.34-16,326.63

Finding the Fourth Proportional to 28,267.65, 39,004.34 and 16,326.63

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Solution

The fourth proportional to 28,267.65, 39,004.34 and 16,326.63 is: 22,527.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,267.65 : 39,004.34 = 16,326.63 : x
  2. Step 2: Convert to fraction form
    28,267.65/39,004.34 = 16,326.63/x
  3. Step 3: Cross multiply
    28,267.65x = 39,004.34 × 16,326.63
  4. Step 4: Simplify right side
    28,267.65x = 636,809,345.94
  5. Step 5: Solve for x
    x = 636,809,345.94/28,267.65
  6. Step 6: Final answer
    x = 22,527.85

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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.