Home / 34,782.63-47,999.76-19,469.19

Finding the Fourth Proportional to 34,782.63, 47,999.76 and 19,469.19

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Solution

The fourth proportional to 34,782.63, 47,999.76 and 19,469.19 is: 26,867.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,782.63 : 47,999.76 = 19,469.19 : x
  2. Step 2: Convert to fraction form
    34,782.63/47,999.76 = 19,469.19/x
  3. Step 3: Cross multiply
    34,782.63x = 47,999.76 × 19,469.19
  4. Step 4: Simplify right side
    34,782.63x = 934,516,447.39
  5. Step 5: Solve for x
    x = 934,516,447.39/34,782.63
  6. Step 6: Final answer
    x = 26,867.33

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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.