Home / 19,616.24-26,966.15-16,880.84

Finding the Fourth Proportional to 19,616.24, 26,966.15 and 16,880.84

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Solution

The fourth proportional to 19,616.24, 26,966.15 and 16,880.84 is: 23,205.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,616.24 : 26,966.15 = 16,880.84 : x
  2. Step 2: Convert to fraction form
    19,616.24/26,966.15 = 16,880.84/x
  3. Step 3: Cross multiply
    19,616.24x = 26,966.15 × 16,880.84
  4. Step 4: Simplify right side
    19,616.24x = 455,211,208.76
  5. Step 5: Solve for x
    x = 455,211,208.76/19,616.24
  6. Step 6: Final answer
    x = 23,205.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.