Home / 37,376.28-51,579.30-21,461.76

Finding the Fourth Proportional to 37,376.28, 51,579.30 and 21,461.76

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Solution

The fourth proportional to 37,376.28, 51,579.30 and 21,461.76 is: 29,617.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,376.28 : 51,579.30 = 21,461.76 : x
  2. Step 2: Convert to fraction form
    37,376.28/51,579.30 = 21,461.76/x
  3. Step 3: Cross multiply
    37,376.28x = 51,579.30 × 21,461.76
  4. Step 4: Simplify right side
    37,376.28x = 1,106,982,557.57
  5. Step 5: Solve for x
    x = 1,106,982,557.57/37,376.28
  6. Step 6: Final answer
    x = 29,617.25

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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.