Home / 30,913.98-46,371.33-8,727.90

Finding the Fourth Proportional to 30,913.98, 46,371.33 and 8,727.90

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Solution

The fourth proportional to 30,913.98, 46,371.33 and 8,727.90 is: 13,091.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,913.98 : 46,371.33 = 8,727.90 : x
  2. Step 2: Convert to fraction form
    30,913.98/46,371.33 = 8,727.90/x
  3. Step 3: Cross multiply
    30,913.98x = 46,371.33 × 8,727.90
  4. Step 4: Simplify right side
    30,913.98x = 404,724,331.11
  5. Step 5: Solve for x
    x = 404,724,331.11/30,913.98
  6. Step 6: Final answer
    x = 13,091.95

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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.