Home / 16,688.40-24,983.69-8,772.27

Finding the Fourth Proportional to 16,688.40, 24,983.69 and 8,772.27

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Solution

The fourth proportional to 16,688.40, 24,983.69 and 8,772.27 is: 13,132.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,688.40 : 24,983.69 = 8,772.27 : x
  2. Step 2: Convert to fraction form
    16,688.40/24,983.69 = 8,772.27/x
  3. Step 3: Cross multiply
    16,688.40x = 24,983.69 × 8,772.27
  4. Step 4: Simplify right side
    16,688.40x = 219,163,630.41
  5. Step 5: Solve for x
    x = 219,163,630.41/16,688.40
  6. Step 6: Final answer
    x = 13,132.69

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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.