Home / 37,695.07-52,020.41-21,779.52

Finding the Fourth Proportional to 37,695.07, 52,020.41 and 21,779.52

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Solution

The fourth proportional to 37,695.07, 52,020.41 and 21,779.52 is: 30,056.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,695.07 : 52,020.41 = 21,779.52 : x
  2. Step 2: Convert to fraction form
    37,695.07/52,020.41 = 21,779.52/x
  3. Step 3: Cross multiply
    37,695.07x = 52,020.41 × 21,779.52
  4. Step 4: Simplify right side
    37,695.07x = 1,132,979,378.54
  5. Step 5: Solve for x
    x = 1,132,979,378.54/37,695.07
  6. Step 6: Final answer
    x = 30,056.43

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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.