Home / 17,185.53-25,778.27-4,705.65

Finding the Fourth Proportional to 17,185.53, 25,778.27 and 4,705.65

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Solution

The fourth proportional to 17,185.53, 25,778.27 and 4,705.65 is: 7,058.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,185.53 : 25,778.27 = 4,705.65 : x
  2. Step 2: Convert to fraction form
    17,185.53/25,778.27 = 4,705.65/x
  3. Step 3: Cross multiply
    17,185.53x = 25,778.27 × 4,705.65
  4. Step 4: Simplify right side
    17,185.53x = 121,303,363.81
  5. Step 5: Solve for x
    x = 121,303,363.81/17,185.53
  6. Step 6: Final answer
    x = 7,058.46

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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.