Home / 37,511.08-51,763.26-20,743

Finding the Fourth Proportional to 37,511.08, 51,763.26 and 20,743

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Solution

The fourth proportional to 37,511.08, 51,763.26 and 20,743 is: 28,624.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,511.08 : 51,763.26 = 20,743 : x
  2. Step 2: Convert to fraction form
    37,511.08/51,763.26 = 20,743/x
  3. Step 3: Cross multiply
    37,511.08x = 51,763.26 × 20,743
  4. Step 4: Simplify right side
    37,511.08x = 1,073,725,302.18
  5. Step 5: Solve for x
    x = 1,073,725,302.18/37,511.08
  6. Step 6: Final answer
    x = 28,624.22

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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.