Home / 31,173.95-46,783.99-17,131.36

Finding the Fourth Proportional to 31,173.95, 46,783.99 and 17,131.36

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Solution

The fourth proportional to 31,173.95, 46,783.99 and 17,131.36 is: 25,709.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,173.95 : 46,783.99 = 17,131.36 : x
  2. Step 2: Convert to fraction form
    31,173.95/46,783.99 = 17,131.36/x
  3. Step 3: Cross multiply
    31,173.95x = 46,783.99 × 17,131.36
  4. Step 4: Simplify right side
    31,173.95x = 801,473,374.93
  5. Step 5: Solve for x
    x = 801,473,374.93/31,173.95
  6. Step 6: Final answer
    x = 25,709.72

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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.