Home / 37,342-51,531.96-20,576.08

Finding the Fourth Proportional to 37,342, 51,531.96 and 20,576.08

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Solution

The fourth proportional to 37,342, 51,531.96 and 20,576.08 is: 28,394.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,342 : 51,531.96 = 20,576.08 : x
  2. Step 2: Convert to fraction form
    37,342/51,531.96 = 20,576.08/x
  3. Step 3: Cross multiply
    37,342x = 51,531.96 × 20,576.08
  4. Step 4: Simplify right side
    37,342x = 1,060,325,731.52
  5. Step 5: Solve for x
    x = 1,060,325,731.52/37,342
  6. Step 6: Final answer
    x = 28,394.99

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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.