Home / 42,802.22-64,221.76-23,076.19

Finding the Fourth Proportional to 42,802.22, 64,221.76 and 23,076.19

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Solution

The fourth proportional to 42,802.22, 64,221.76 and 23,076.19 is: 34,624.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,802.22 : 64,221.76 = 23,076.19 : x
  2. Step 2: Convert to fraction form
    42,802.22/64,221.76 = 23,076.19/x
  3. Step 3: Cross multiply
    42,802.22x = 64,221.76 × 23,076.19
  4. Step 4: Simplify right side
    42,802.22x = 1,481,993,645.02
  5. Step 5: Solve for x
    x = 1,481,993,645.02/42,802.22
  6. Step 6: Final answer
    x = 34,624.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.