Home / 41,842.21-57,742.02-22,721.81

Finding the Fourth Proportional to 41,842.21, 57,742.02 and 22,721.81

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Solution

The fourth proportional to 41,842.21, 57,742.02 and 22,721.81 is: 31,355.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,842.21 : 57,742.02 = 22,721.81 : x
  2. Step 2: Convert to fraction form
    41,842.21/57,742.02 = 22,721.81/x
  3. Step 3: Cross multiply
    41,842.21x = 57,742.02 × 22,721.81
  4. Step 4: Simplify right side
    41,842.21x = 1,312,003,207.46
  5. Step 5: Solve for x
    x = 1,312,003,207.46/41,842.21
  6. Step 6: Final answer
    x = 31,355.98

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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.