Home / 16,471.98-22,715.77-10,811.64

Finding the Fourth Proportional to 16,471.98, 22,715.77 and 10,811.64

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Solution

The fourth proportional to 16,471.98, 22,715.77 and 10,811.64 is: 14,909.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,471.98 : 22,715.77 = 10,811.64 : x
  2. Step 2: Convert to fraction form
    16,471.98/22,715.77 = 10,811.64/x
  3. Step 3: Cross multiply
    16,471.98x = 22,715.77 × 10,811.64
  4. Step 4: Simplify right side
    16,471.98x = 245,594,727.56
  5. Step 5: Solve for x
    x = 245,594,727.56/16,471.98
  6. Step 6: Final answer
    x = 14,909.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.