Home / 16,783.08-25,175.84-5,097.21

Finding the Fourth Proportional to 16,783.08, 25,175.84 and 5,097.21

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Solution

The fourth proportional to 16,783.08, 25,175.84 and 5,097.21 is: 7,646.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,783.08 : 25,175.84 = 5,097.21 : x
  2. Step 2: Convert to fraction form
    16,783.08/25,175.84 = 5,097.21/x
  3. Step 3: Cross multiply
    16,783.08x = 25,175.84 × 5,097.21
  4. Step 4: Simplify right side
    16,783.08x = 128,326,517.92
  5. Step 5: Solve for x
    x = 128,326,517.92/16,783.08
  6. Step 6: Final answer
    x = 7,646.18

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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.