Home / 42,804.30-64,190.49-14,716.41

Finding the Fourth Proportional to 42,804.30, 64,190.49 and 14,716.41

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Solution

The fourth proportional to 42,804.30, 64,190.49 and 14,716.41 is: 22,069.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,804.30 : 64,190.49 = 14,716.41 : x
  2. Step 2: Convert to fraction form
    42,804.30/64,190.49 = 14,716.41/x
  3. Step 3: Cross multiply
    42,804.30x = 64,190.49 × 14,716.41
  4. Step 4: Simplify right side
    42,804.30x = 944,653,568.94
  5. Step 5: Solve for x
    x = 944,653,568.94/42,804.30
  6. Step 6: Final answer
    x = 22,069.13

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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.