Home / 16,534.45-24,770.40-12,818.49

Finding the Fourth Proportional to 16,534.45, 24,770.40 and 12,818.49

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Solution

The fourth proportional to 16,534.45, 24,770.40 and 12,818.49 is: 19,203.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,534.45 : 24,770.40 = 12,818.49 : x
  2. Step 2: Convert to fraction form
    16,534.45/24,770.40 = 12,818.49/x
  3. Step 3: Cross multiply
    16,534.45x = 24,770.40 × 12,818.49
  4. Step 4: Simplify right side
    16,534.45x = 317,519,124.70
  5. Step 5: Solve for x
    x = 317,519,124.70/16,534.45
  6. Step 6: Final answer
    x = 19,203.49

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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.