Home / 16,859.38-25,293.96-5,174.32

Finding the Fourth Proportional to 16,859.38, 25,293.96 and 5,174.32

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Solution

The fourth proportional to 16,859.38, 25,293.96 and 5,174.32 is: 7,762.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,859.38 : 25,293.96 = 5,174.32 : x
  2. Step 2: Convert to fraction form
    16,859.38/25,293.96 = 5,174.32/x
  3. Step 3: Cross multiply
    16,859.38x = 25,293.96 × 5,174.32
  4. Step 4: Simplify right side
    16,859.38x = 130,879,043.11
  5. Step 5: Solve for x
    x = 130,879,043.11/16,859.38
  6. Step 6: Final answer
    x = 7,762.98

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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.