Home / 20,050.08-27,672.48-11,671.52

Finding the Fourth Proportional to 20,050.08, 27,672.48 and 11,671.52

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Solution

The fourth proportional to 20,050.08, 27,672.48 and 11,671.52 is: 16,108.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,050.08 : 27,672.48 = 11,671.52 : x
  2. Step 2: Convert to fraction form
    20,050.08/27,672.48 = 11,671.52/x
  3. Step 3: Cross multiply
    20,050.08x = 27,672.48 × 11,671.52
  4. Step 4: Simplify right side
    20,050.08x = 322,979,903.77
  5. Step 5: Solve for x
    x = 322,979,903.77/20,050.08
  6. Step 6: Final answer
    x = 16,108.66

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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.