Home / 34,080.30-47,032.61-18,974.28

Finding the Fourth Proportional to 34,080.30, 47,032.61 and 18,974.28

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Solution

The fourth proportional to 34,080.30, 47,032.61 and 18,974.28 is: 26,185.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,080.30 : 47,032.61 = 18,974.28 : x
  2. Step 2: Convert to fraction form
    34,080.30/47,032.61 = 18,974.28/x
  3. Step 3: Cross multiply
    34,080.30x = 47,032.61 × 18,974.28
  4. Step 4: Simplify right side
    34,080.30x = 892,409,911.27
  5. Step 5: Solve for x
    x = 892,409,911.27/34,080.30
  6. Step 6: Final answer
    x = 26,185.51

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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.