Home / 37,575.75-51,854.45-20,580.00

Finding the Fourth Proportional to 37,575.75, 51,854.45 and 20,580.00

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Solution

The fourth proportional to 37,575.75, 51,854.45 and 20,580.00 is: 28,400.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,575.75 : 51,854.45 = 20,580.00 : x
  2. Step 2: Convert to fraction form
    37,575.75/51,854.45 = 20,580.00/x
  3. Step 3: Cross multiply
    37,575.75x = 51,854.45 × 20,580.00
  4. Step 4: Simplify right side
    37,575.75x = 1,067,164,218.83
  5. Step 5: Solve for x
    x = 1,067,164,218.83/37,575.75
  6. Step 6: Final answer
    x = 28,400.35

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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.