Home / 12,036.99-16,612.62-6,732.90

Finding the Fourth Proportional to 12,036.99, 16,612.62 and 6,732.90

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Solution

The fourth proportional to 12,036.99, 16,612.62 and 6,732.90 is: 9,292.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,036.99 : 16,612.62 = 6,732.90 : x
  2. Step 2: Convert to fraction form
    12,036.99/16,612.62 = 6,732.90/x
  3. Step 3: Cross multiply
    12,036.99x = 16,612.62 × 6,732.90
  4. Step 4: Simplify right side
    12,036.99x = 111,851,109.20
  5. Step 5: Solve for x
    x = 111,851,109.20/12,036.99
  6. Step 6: Final answer
    x = 9,292.28

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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.