Home / 34,760.40-47,969.40-18,844.80

Finding the Fourth Proportional to 34,760.40, 47,969.40 and 18,844.80

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Solution

The fourth proportional to 34,760.40, 47,969.40 and 18,844.80 is: 26,005.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,760.40 : 47,969.40 = 18,844.80 : x
  2. Step 2: Convert to fraction form
    34,760.40/47,969.40 = 18,844.80/x
  3. Step 3: Cross multiply
    34,760.40x = 47,969.40 × 18,844.80
  4. Step 4: Simplify right side
    34,760.40x = 903,973,749.12
  5. Step 5: Solve for x
    x = 903,973,749.12/34,760.40
  6. Step 6: Final answer
    x = 26,005.85

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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.