Home / 28,987.73-40,007.29-16,241.77

Finding the Fourth Proportional to 28,987.73, 40,007.29 and 16,241.77

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Solution

The fourth proportional to 28,987.73, 40,007.29 and 16,241.77 is: 22,416.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,987.73 : 40,007.29 = 16,241.77 : x
  2. Step 2: Convert to fraction form
    28,987.73/40,007.29 = 16,241.77/x
  3. Step 3: Cross multiply
    28,987.73x = 40,007.29 × 16,241.77
  4. Step 4: Simplify right side
    28,987.73x = 649,789,202.50
  5. Step 5: Solve for x
    x = 649,789,202.50/28,987.73
  6. Step 6: Final answer
    x = 22,416.01

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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.