Home / 16,519.16-22,764.96-16,215.50

Finding the Fourth Proportional to 16,519.16, 22,764.96 and 16,215.50

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Solution

The fourth proportional to 16,519.16, 22,764.96 and 16,215.50 is: 22,346.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,519.16 : 22,764.96 = 16,215.50 : x
  2. Step 2: Convert to fraction form
    16,519.16/22,764.96 = 16,215.50/x
  3. Step 3: Cross multiply
    16,519.16x = 22,764.96 × 16,215.50
  4. Step 4: Simplify right side
    16,519.16x = 369,145,208.88
  5. Step 5: Solve for x
    x = 369,145,208.88/16,519.16
  6. Step 6: Final answer
    x = 22,346.49

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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.