Home / 37,038-51,113.52-20,272.08

Finding the Fourth Proportional to 37,038, 51,113.52 and 20,272.08

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Solution

The fourth proportional to 37,038, 51,113.52 and 20,272.08 is: 27,976.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,038 : 51,113.52 = 20,272.08 : x
  2. Step 2: Convert to fraction form
    37,038/51,113.52 = 20,272.08/x
  3. Step 3: Cross multiply
    37,038x = 51,113.52 × 20,272.08
  4. Step 4: Simplify right side
    37,038x = 1,036,177,366.52
  5. Step 5: Solve for x
    x = 1,036,177,366.52/37,038
  6. Step 6: Final answer
    x = 27,976.06

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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.