Home / 31,006.08-46,485.70-15,997.12

Finding the Fourth Proportional to 31,006.08, 46,485.70 and 15,997.12

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Solution

The fourth proportional to 31,006.08, 46,485.70 and 15,997.12 is: 23,983.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,006.08 : 46,485.70 = 15,997.12 : x
  2. Step 2: Convert to fraction form
    31,006.08/46,485.70 = 15,997.12/x
  3. Step 3: Cross multiply
    31,006.08x = 46,485.70 × 15,997.12
  4. Step 4: Simplify right side
    31,006.08x = 743,637,321.18
  5. Step 5: Solve for x
    x = 743,637,321.18/31,006.08
  6. Step 6: Final answer
    x = 23,983.60

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1.5x scale

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.