Home / 20,007.79-27,606.90-12,050.53

Finding the Fourth Proportional to 20,007.79, 27,606.90 and 12,050.53

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Solution

The fourth proportional to 20,007.79, 27,606.90 and 12,050.53 is: 16,627.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,007.79 : 27,606.90 = 12,050.53 : x
  2. Step 2: Convert to fraction form
    20,007.79/27,606.90 = 12,050.53/x
  3. Step 3: Cross multiply
    20,007.79x = 27,606.90 × 12,050.53
  4. Step 4: Simplify right side
    20,007.79x = 332,677,776.66
  5. Step 5: Solve for x
    x = 332,677,776.66/20,007.79
  6. Step 6: Final answer
    x = 16,627.41

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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.