Home / 16,487.69-22,752.52-9,412.73

Finding the Fourth Proportional to 16,487.69, 22,752.52 and 9,412.73

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Solution

The fourth proportional to 16,487.69, 22,752.52 and 9,412.73 is: 12,989.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,487.69 : 22,752.52 = 9,412.73 : x
  2. Step 2: Convert to fraction form
    16,487.69/22,752.52 = 9,412.73/x
  3. Step 3: Cross multiply
    16,487.69x = 22,752.52 × 9,412.73
  4. Step 4: Simplify right side
    16,487.69x = 214,163,396.23
  5. Step 5: Solve for x
    x = 214,163,396.23/16,487.69
  6. Step 6: Final answer
    x = 12,989.29

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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.