Home / 37,122.22-51,238.07-21,216.03

Finding the Fourth Proportional to 37,122.22, 51,238.07 and 21,216.03

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Solution

The fourth proportional to 37,122.22, 51,238.07 and 21,216.03 is: 29,283.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,122.22 : 51,238.07 = 21,216.03 : x
  2. Step 2: Convert to fraction form
    37,122.22/51,238.07 = 21,216.03/x
  3. Step 3: Cross multiply
    37,122.22x = 51,238.07 × 21,216.03
  4. Step 4: Simplify right side
    37,122.22x = 1,087,068,430.26
  5. Step 5: Solve for x
    x = 1,087,068,430.26/37,122.22
  6. Step 6: Final answer
    x = 29,283.50

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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.