Home / 37,509.08-51,768.89-21,602.73

Finding the Fourth Proportional to 37,509.08, 51,768.89 and 21,602.73

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Solution

The fourth proportional to 37,509.08, 51,768.89 and 21,602.73 is: 29,815.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,509.08 : 51,768.89 = 21,602.73 : x
  2. Step 2: Convert to fraction form
    37,509.08/51,768.89 = 21,602.73/x
  3. Step 3: Cross multiply
    37,509.08x = 51,768.89 × 21,602.73
  4. Step 4: Simplify right side
    37,509.08x = 1,118,349,520.20
  5. Step 5: Solve for x
    x = 1,118,349,520.20/37,509.08
  6. Step 6: Final answer
    x = 29,815.44

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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.