Home / 31,041.68-46,572.23-19,960.88

Finding the Fourth Proportional to 31,041.68, 46,572.23 and 19,960.88

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Solution

The fourth proportional to 31,041.68, 46,572.23 and 19,960.88 is: 29,947.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,041.68 : 46,572.23 = 19,960.88 : x
  2. Step 2: Convert to fraction form
    31,041.68/46,572.23 = 19,960.88/x
  3. Step 3: Cross multiply
    31,041.68x = 46,572.23 × 19,960.88
  4. Step 4: Simplify right side
    31,041.68x = 929,622,511.40
  5. Step 5: Solve for x
    x = 929,622,511.40/31,041.68
  6. Step 6: Final answer
    x = 29,947.56

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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.