Home / 37,457.12-51,689.61-21,323.44

Finding the Fourth Proportional to 37,457.12, 51,689.61 and 21,323.44

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Solution

The fourth proportional to 37,457.12, 51,689.61 and 21,323.44 is: 29,425.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,457.12 : 51,689.61 = 21,323.44 : x
  2. Step 2: Convert to fraction form
    37,457.12/51,689.61 = 21,323.44/x
  3. Step 3: Cross multiply
    37,457.12x = 51,689.61 × 21,323.44
  4. Step 4: Simplify right side
    37,457.12x = 1,102,200,297.46
  5. Step 5: Solve for x
    x = 1,102,200,297.46/37,457.12
  6. Step 6: Final answer
    x = 29,425.66

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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.