Home / 31,005.08-46,480.26-11,280.18

Finding the Fourth Proportional to 31,005.08, 46,480.26 and 11,280.18

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Solution

The fourth proportional to 31,005.08, 46,480.26 and 11,280.18 is: 16,910.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,005.08 : 46,480.26 = 11,280.18 : x
  2. Step 2: Convert to fraction form
    31,005.08/46,480.26 = 11,280.18/x
  3. Step 3: Cross multiply
    31,005.08x = 46,480.26 × 11,280.18
  4. Step 4: Simplify right side
    31,005.08x = 524,305,699.25
  5. Step 5: Solve for x
    x = 524,305,699.25/31,005.08
  6. Step 6: Final answer
    x = 16,910.32

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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.