Home / 28,829.25-39,784.37-16,256.97

Finding the Fourth Proportional to 28,829.25, 39,784.37 and 16,256.97

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Solution

The fourth proportional to 28,829.25, 39,784.37 and 16,256.97 is: 22,434.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,829.25 : 39,784.37 = 16,256.97 : x
  2. Step 2: Convert to fraction form
    28,829.25/39,784.37 = 16,256.97/x
  3. Step 3: Cross multiply
    28,829.25x = 39,784.37 × 16,256.97
  4. Step 4: Simplify right side
    28,829.25x = 646,773,228.27
  5. Step 5: Solve for x
    x = 646,773,228.27/28,829.25
  6. Step 6: Final answer
    x = 22,434.62

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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.