Home / 17,005.16-25,511.34-5,319.26

Finding the Fourth Proportional to 17,005.16, 25,511.34 and 5,319.26

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Solution

The fourth proportional to 17,005.16, 25,511.34 and 5,319.26 is: 7,980.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,005.16 : 25,511.34 = 5,319.26 : x
  2. Step 2: Convert to fraction form
    17,005.16/25,511.34 = 5,319.26/x
  3. Step 3: Cross multiply
    17,005.16x = 25,511.34 × 5,319.26
  4. Step 4: Simplify right side
    17,005.16x = 135,701,450.41
  5. Step 5: Solve for x
    x = 135,701,450.41/17,005.16
  6. Step 6: Final answer
    x = 7,980.02

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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.