Home / 37,276.07-51,442.76-21,360.56

Finding the Fourth Proportional to 37,276.07, 51,442.76 and 21,360.56

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Solution

The fourth proportional to 37,276.07, 51,442.76 and 21,360.56 is: 29,478.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,276.07 : 51,442.76 = 21,360.56 : x
  2. Step 2: Convert to fraction form
    37,276.07/51,442.76 = 21,360.56/x
  3. Step 3: Cross multiply
    37,276.07x = 51,442.76 × 21,360.56
  4. Step 4: Simplify right side
    37,276.07x = 1,098,845,957.73
  5. Step 5: Solve for x
    x = 1,098,845,957.73/37,276.07
  6. Step 6: Final answer
    x = 29,478.59

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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.