Home / 28,850.96-39,814.26-16,275.62

Finding the Fourth Proportional to 28,850.96, 39,814.26 and 16,275.62

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Solution

The fourth proportional to 28,850.96, 39,814.26 and 16,275.62 is: 22,460.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,850.96 : 39,814.26 = 16,275.62 : x
  2. Step 2: Convert to fraction form
    28,850.96/39,814.26 = 16,275.62/x
  3. Step 3: Cross multiply
    28,850.96x = 39,814.26 × 16,275.62
  4. Step 4: Simplify right side
    28,850.96x = 648,001,766.34
  5. Step 5: Solve for x
    x = 648,001,766.34/28,850.96
  6. Step 6: Final answer
    x = 22,460.32

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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.