Home / 37,236.76-51,386.68-21,320.44

Finding the Fourth Proportional to 37,236.76, 51,386.68 and 21,320.44

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Solution

The fourth proportional to 37,236.76, 51,386.68 and 21,320.44 is: 29,422.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,236.76 : 51,386.68 = 21,320.44 : x
  2. Step 2: Convert to fraction form
    37,236.76/51,386.68 = 21,320.44/x
  3. Step 3: Cross multiply
    37,236.76x = 51,386.68 × 21,320.44
  4. Step 4: Simplify right side
    37,236.76x = 1,095,586,627.74
  5. Step 5: Solve for x
    x = 1,095,586,627.74/37,236.76
  6. Step 6: Final answer
    x = 29,422.18

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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.