Home / 31,627.26-47,416.05-11,903.49

Finding the Fourth Proportional to 31,627.26, 47,416.05 and 11,903.49

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Solution

The fourth proportional to 31,627.26, 47,416.05 and 11,903.49 is: 17,845.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,627.26 : 47,416.05 = 11,903.49 : x
  2. Step 2: Convert to fraction form
    31,627.26/47,416.05 = 11,903.49/x
  3. Step 3: Cross multiply
    31,627.26x = 47,416.05 × 11,903.49
  4. Step 4: Simplify right side
    31,627.26x = 564,416,477.01
  5. Step 5: Solve for x
    x = 564,416,477.01/31,627.26
  6. Step 6: Final answer
    x = 17,845.89

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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.