Home / 28,596.80-39,463.44-16,021.52

Finding the Fourth Proportional to 28,596.80, 39,463.44 and 16,021.52

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Solution

The fourth proportional to 28,596.80, 39,463.44 and 16,021.52 is: 22,109.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,596.80 : 39,463.44 = 16,021.52 : x
  2. Step 2: Convert to fraction form
    28,596.80/39,463.44 = 16,021.52/x
  3. Step 3: Cross multiply
    28,596.80x = 39,463.44 × 16,021.52
  4. Step 4: Simplify right side
    28,596.80x = 632,264,293.23
  5. Step 5: Solve for x
    x = 632,264,293.23/28,596.80
  6. Step 6: Final answer
    x = 22,109.62

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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.