Home / 43,064.31-64,623.84-22,287.81

Finding the Fourth Proportional to 43,064.31, 64,623.84 and 22,287.81

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Solution

The fourth proportional to 43,064.31, 64,623.84 and 22,287.81 is: 33,445.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,064.31 : 64,623.84 = 22,287.81 : x
  2. Step 2: Convert to fraction form
    43,064.31/64,623.84 = 22,287.81/x
  3. Step 3: Cross multiply
    43,064.31x = 64,623.84 × 22,287.81
  4. Step 4: Simplify right side
    43,064.31x = 1,440,323,867.39
  5. Step 5: Solve for x
    x = 1,440,323,867.39/43,064.31
  6. Step 6: Final answer
    x = 33,445.88

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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.