Home / 28,416.56-39,212.48-16,476.08

Finding the Fourth Proportional to 28,416.56, 39,212.48 and 16,476.08

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Solution

The fourth proportional to 28,416.56, 39,212.48 and 16,476.08 is: 22,735.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,416.56 : 39,212.48 = 16,476.08 : x
  2. Step 2: Convert to fraction form
    28,416.56/39,212.48 = 16,476.08/x
  3. Step 3: Cross multiply
    28,416.56x = 39,212.48 × 16,476.08
  4. Step 4: Simplify right side
    28,416.56x = 646,067,957.48
  5. Step 5: Solve for x
    x = 646,067,957.48/28,416.56
  6. Step 6: Final answer
    x = 22,735.61

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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.