Home / 37,575.55-51,842.46-21,657.79

Finding the Fourth Proportional to 37,575.55, 51,842.46 and 21,657.79

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Solution

The fourth proportional to 37,575.55, 51,842.46 and 21,657.79 is: 29,880.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,575.55 : 51,842.46 = 21,657.79 : x
  2. Step 2: Convert to fraction form
    37,575.55/51,842.46 = 21,657.79/x
  3. Step 3: Cross multiply
    37,575.55x = 51,842.46 × 21,657.79
  4. Step 4: Simplify right side
    37,575.55x = 1,122,793,111.76
  5. Step 5: Solve for x
    x = 1,122,793,111.76/37,575.55
  6. Step 6: Final answer
    x = 29,880.95

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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.