Home / 37,807.07-52,170.01-21,896.64

Finding the Fourth Proportional to 37,807.07, 52,170.01 and 21,896.64

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Solution

The fourth proportional to 37,807.07, 52,170.01 and 21,896.64 is: 30,215.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,807.07 : 52,170.01 = 21,896.64 : x
  2. Step 2: Convert to fraction form
    37,807.07/52,170.01 = 21,896.64/x
  3. Step 3: Cross multiply
    37,807.07x = 52,170.01 × 21,896.64
  4. Step 4: Simplify right side
    37,807.07x = 1,142,347,873.02
  5. Step 5: Solve for x
    x = 1,142,347,873.02/37,807.07
  6. Step 6: Final answer
    x = 30,215.20

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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.