Home / 31,056.03-46,574.25-9,991.38

Finding the Fourth Proportional to 31,056.03, 46,574.25 and 9,991.38

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Solution

The fourth proportional to 31,056.03, 46,574.25 and 9,991.38 is: 14,983.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,056.03 : 46,574.25 = 9,991.38 : x
  2. Step 2: Convert to fraction form
    31,056.03/46,574.25 = 9,991.38/x
  3. Step 3: Cross multiply
    31,056.03x = 46,574.25 × 9,991.38
  4. Step 4: Simplify right side
    31,056.03x = 465,341,029.97
  5. Step 5: Solve for x
    x = 465,341,029.97/31,056.03
  6. Step 6: Final answer
    x = 14,983.92

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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.