Home / 31,450.40-47,172.48-10,673.60

Finding the Fourth Proportional to 31,450.40, 47,172.48 and 10,673.60

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Solution

The fourth proportional to 31,450.40, 47,172.48 and 10,673.60 is: 16,009.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,450.40 : 47,172.48 = 10,673.60 : x
  2. Step 2: Convert to fraction form
    31,450.40/47,172.48 = 10,673.60/x
  3. Step 3: Cross multiply
    31,450.40x = 47,172.48 × 10,673.60
  4. Step 4: Simplify right side
    31,450.40x = 503,500,182.53
  5. Step 5: Solve for x
    x = 503,500,182.53/31,450.40
  6. Step 6: Final answer
    x = 16,009.34

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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.