Home / 34,080.28-47,053.74-21,338.44

Finding the Fourth Proportional to 34,080.28, 47,053.74 and 21,338.44

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Solution

The fourth proportional to 34,080.28, 47,053.74 and 21,338.44 is: 29,461.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,080.28 : 47,053.74 = 21,338.44 : x
  2. Step 2: Convert to fraction form
    34,080.28/47,053.74 = 21,338.44/x
  3. Step 3: Cross multiply
    34,080.28x = 47,053.74 × 21,338.44
  4. Step 4: Simplify right side
    34,080.28x = 1,004,053,407.77
  5. Step 5: Solve for x
    x = 1,004,053,407.77/34,080.28
  6. Step 6: Final answer
    x = 29,461.42

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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.