Home / 17,127.21-25,705.40-6,746.25

Finding the Fourth Proportional to 17,127.21, 25,705.40 and 6,746.25

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Solution

The fourth proportional to 17,127.21, 25,705.40 and 6,746.25 is: 10,125.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,127.21 : 25,705.40 = 6,746.25 : x
  2. Step 2: Convert to fraction form
    17,127.21/25,705.40 = 6,746.25/x
  3. Step 3: Cross multiply
    17,127.21x = 25,705.40 × 6,746.25
  4. Step 4: Simplify right side
    17,127.21x = 173,415,021.02
  5. Step 5: Solve for x
    x = 173,415,021.02/17,127.21
  6. Step 6: Final answer
    x = 10,125.12

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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.