Home / 37,573.20-51,849.64-21,658.32

Finding the Fourth Proportional to 37,573.20, 51,849.64 and 21,658.32

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Solution

The fourth proportional to 37,573.20, 51,849.64 and 21,658.32 is: 29,887.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,573.20 : 51,849.64 = 21,658.32 : x
  2. Step 2: Convert to fraction form
    37,573.20/51,849.64 = 21,658.32/x
  3. Step 3: Cross multiply
    37,573.20x = 51,849.64 × 21,658.32
  4. Step 4: Simplify right side
    37,573.20x = 1,122,976,095.00
  5. Step 5: Solve for x
    x = 1,122,976,095.00/37,573.20
  6. Step 6: Final answer
    x = 29,887.69

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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.