Home / 37,147.37-51,263.30-21,240.59

Finding the Fourth Proportional to 37,147.37, 51,263.30 and 21,240.59

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Solution

The fourth proportional to 37,147.37, 51,263.30 and 21,240.59 is: 29,311.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,147.37 : 51,263.30 = 21,240.59 : x
  2. Step 2: Convert to fraction form
    37,147.37/51,263.30 = 21,240.59/x
  3. Step 3: Cross multiply
    37,147.37x = 51,263.30 × 21,240.59
  4. Step 4: Simplify right side
    37,147.37x = 1,088,862,631.14
  5. Step 5: Solve for x
    x = 1,088,862,631.14/37,147.37
  6. Step 6: Final answer
    x = 29,311.97

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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.