Home / 28,313.58-42,486.66-16,635

Finding the Fourth Proportional to 28,313.58, 42,486.66 and 16,635

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Solution

The fourth proportional to 28,313.58, 42,486.66 and 16,635 is: 24,962.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,313.58 : 42,486.66 = 16,635 : x
  2. Step 2: Convert to fraction form
    28,313.58/42,486.66 = 16,635/x
  3. Step 3: Cross multiply
    28,313.58x = 42,486.66 × 16,635
  4. Step 4: Simplify right side
    28,313.58x = 706,765,589.10
  5. Step 5: Solve for x
    x = 706,765,589.10/28,313.58
  6. Step 6: Final answer
    x = 24,962.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.