Home / 10,904.20-16,356.30-10,616.20

Finding the Fourth Proportional to 10,904.20, 16,356.30 and 10,616.20

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Solution

The fourth proportional to 10,904.20, 16,356.30 and 10,616.20 is: 15,924.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,904.20 : 16,356.30 = 10,616.20 : x
  2. Step 2: Convert to fraction form
    10,904.20/16,356.30 = 10,616.20/x
  3. Step 3: Cross multiply
    10,904.20x = 16,356.30 × 10,616.20
  4. Step 4: Simplify right side
    10,904.20x = 173,641,752.06
  5. Step 5: Solve for x
    x = 173,641,752.06/10,904.20
  6. Step 6: Final answer
    x = 15,924.30

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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.