Home / 37,411.72-51,627.38-21,495.76

Finding the Fourth Proportional to 37,411.72, 51,627.38 and 21,495.76

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Solution

The fourth proportional to 37,411.72, 51,627.38 and 21,495.76 is: 29,663.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,411.72 : 51,627.38 = 21,495.76 : x
  2. Step 2: Convert to fraction form
    37,411.72/51,627.38 = 21,495.76/x
  3. Step 3: Cross multiply
    37,411.72x = 51,627.38 × 21,495.76
  4. Step 4: Simplify right side
    37,411.72x = 1,109,769,769.91
  5. Step 5: Solve for x
    x = 1,109,769,769.91/37,411.72
  6. Step 6: Final answer
    x = 29,663.69

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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.