Home / 28,693.60-39,596.48-16,116.96

Finding the Fourth Proportional to 28,693.60, 39,596.48 and 16,116.96

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Solution

The fourth proportional to 28,693.60, 39,596.48 and 16,116.96 is: 22,241.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,693.60 : 39,596.48 = 16,116.96 : x
  2. Step 2: Convert to fraction form
    28,693.60/39,596.48 = 16,116.96/x
  3. Step 3: Cross multiply
    28,693.60x = 39,596.48 × 16,116.96
  4. Step 4: Simplify right side
    28,693.60x = 638,174,884.30
  5. Step 5: Solve for x
    x = 638,174,884.30/28,693.60
  6. Step 6: Final answer
    x = 22,241.02

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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.