Home / 37,251.72-51,407.64-20,255.94

Finding the Fourth Proportional to 37,251.72, 51,407.64 and 20,255.94

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Solution

The fourth proportional to 37,251.72, 51,407.64 and 20,255.94 is: 27,953.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,251.72 : 51,407.64 = 20,255.94 : x
  2. Step 2: Convert to fraction form
    37,251.72/51,407.64 = 20,255.94/x
  3. Step 3: Cross multiply
    37,251.72x = 51,407.64 × 20,255.94
  4. Step 4: Simplify right side
    37,251.72x = 1,041,310,071.38
  5. Step 5: Solve for x
    x = 1,041,310,071.38/37,251.72
  6. Step 6: Final answer
    x = 27,953.34

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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.