Home / 30,899.92-46,363.66-14,251

Finding the Fourth Proportional to 30,899.92, 46,363.66 and 14,251

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Solution

The fourth proportional to 30,899.92, 46,363.66 and 14,251 is: 21,382.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,899.92 : 46,363.66 = 14,251 : x
  2. Step 2: Convert to fraction form
    30,899.92/46,363.66 = 14,251/x
  3. Step 3: Cross multiply
    30,899.92x = 46,363.66 × 14,251
  4. Step 4: Simplify right side
    30,899.92x = 660,728,518.66
  5. Step 5: Solve for x
    x = 660,728,518.66/30,899.92
  6. Step 6: Final answer
    x = 21,382.86

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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.