Home / 31,450.69-43,401.95-17,303.23

Finding the Fourth Proportional to 31,450.69, 43,401.95 and 17,303.23

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Solution

The fourth proportional to 31,450.69, 43,401.95 and 17,303.23 is: 23,878.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,450.69 : 43,401.95 = 17,303.23 : x
  2. Step 2: Convert to fraction form
    31,450.69/43,401.95 = 17,303.23/x
  3. Step 3: Cross multiply
    31,450.69x = 43,401.95 × 17,303.23
  4. Step 4: Simplify right side
    31,450.69x = 750,993,858.05
  5. Step 5: Solve for x
    x = 750,993,858.05/31,450.69
  6. Step 6: Final answer
    x = 23,878.46

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.