Home / 28,929.24-39,924.30-16,183.62

Finding the Fourth Proportional to 28,929.24, 39,924.30 and 16,183.62

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Solution

The fourth proportional to 28,929.24, 39,924.30 and 16,183.62 is: 22,334.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,929.24 : 39,924.30 = 16,183.62 : x
  2. Step 2: Convert to fraction form
    28,929.24/39,924.30 = 16,183.62/x
  3. Step 3: Cross multiply
    28,929.24x = 39,924.30 × 16,183.62
  4. Step 4: Simplify right side
    28,929.24x = 646,119,699.97
  5. Step 5: Solve for x
    x = 646,119,699.97/28,929.24
  6. Step 6: Final answer
    x = 22,334.49

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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.