Home / 17,015.32-25,521.90-5,328.28

Finding the Fourth Proportional to 17,015.32, 25,521.90 and 5,328.28

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Solution

The fourth proportional to 17,015.32, 25,521.90 and 5,328.28 is: 7,992.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,015.32 : 25,521.90 = 5,328.28 : x
  2. Step 2: Convert to fraction form
    17,015.32/25,521.90 = 5,328.28/x
  3. Step 3: Cross multiply
    17,015.32x = 25,521.90 × 5,328.28
  4. Step 4: Simplify right side
    17,015.32x = 135,987,829.33
  5. Step 5: Solve for x
    x = 135,987,829.33/17,015.32
  6. Step 6: Final answer
    x = 7,992.08

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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.