Home / 16,290.48-24,435.96-6,431.16

Finding the Fourth Proportional to 16,290.48, 24,435.96 and 6,431.16

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Solution

The fourth proportional to 16,290.48, 24,435.96 and 6,431.16 is: 9,646.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,290.48 : 24,435.96 = 6,431.16 : x
  2. Step 2: Convert to fraction form
    16,290.48/24,435.96 = 6,431.16/x
  3. Step 3: Cross multiply
    16,290.48x = 24,435.96 × 6,431.16
  4. Step 4: Simplify right side
    16,290.48x = 157,151,568.51
  5. Step 5: Solve for x
    x = 157,151,568.51/16,290.48
  6. Step 6: Final answer
    x = 9,646.83

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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.