Home / 16,513.40-24,818.70-16,221.80

Finding the Fourth Proportional to 16,513.40, 24,818.70 and 16,221.80

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Solution

The fourth proportional to 16,513.40, 24,818.70 and 16,221.80 is: 24,380.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,513.40 : 24,818.70 = 16,221.80 : x
  2. Step 2: Convert to fraction form
    16,513.40/24,818.70 = 16,221.80/x
  3. Step 3: Cross multiply
    16,513.40x = 24,818.70 × 16,221.80
  4. Step 4: Simplify right side
    16,513.40x = 402,603,987.66
  5. Step 5: Solve for x
    x = 402,603,987.66/16,513.40
  6. Step 6: Final answer
    x = 24,380.44

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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.