Home / 37,253.60-51,397.39-21,119.18

Finding the Fourth Proportional to 37,253.60, 51,397.39 and 21,119.18

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Solution

The fourth proportional to 37,253.60, 51,397.39 and 21,119.18 is: 29,137.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,253.60 : 51,397.39 = 21,119.18 : x
  2. Step 2: Convert to fraction form
    37,253.60/51,397.39 = 21,119.18/x
  3. Step 3: Cross multiply
    37,253.60x = 51,397.39 × 21,119.18
  4. Step 4: Simplify right side
    37,253.60x = 1,085,470,625.34
  5. Step 5: Solve for x
    x = 1,085,470,625.34/37,253.60
  6. Step 6: Final answer
    x = 29,137.34

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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.