Home / 37,556.46-51,826.23-21,643.20

Finding the Fourth Proportional to 37,556.46, 51,826.23 and 21,643.20

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Solution

The fourth proportional to 37,556.46, 51,826.23 and 21,643.20 is: 29,866.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,556.46 : 51,826.23 = 21,643.20 : x
  2. Step 2: Convert to fraction form
    37,556.46/51,826.23 = 21,643.20/x
  3. Step 3: Cross multiply
    37,556.46x = 51,826.23 × 21,643.20
  4. Step 4: Simplify right side
    37,556.46x = 1,121,685,461.14
  5. Step 5: Solve for x
    x = 1,121,685,461.14/37,556.46
  6. Step 6: Final answer
    x = 29,866.65

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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.