Home / 30,616.97-45,911.60-10,896.05

Finding the Fourth Proportional to 30,616.97, 45,911.60 and 10,896.05

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Solution

The fourth proportional to 30,616.97, 45,911.60 and 10,896.05 is: 16,339.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,616.97 : 45,911.60 = 10,896.05 : x
  2. Step 2: Convert to fraction form
    30,616.97/45,911.60 = 10,896.05/x
  3. Step 3: Cross multiply
    30,616.97x = 45,911.60 × 10,896.05
  4. Step 4: Simplify right side
    30,616.97x = 500,254,805.14
  5. Step 5: Solve for x
    x = 500,254,805.14/30,616.97
  6. Step 6: Final answer
    x = 16,339.14

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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.