Home / 37,616.55-51,916.37-21,697.89

Finding the Fourth Proportional to 37,616.55, 51,916.37 and 21,697.89

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Solution

The fourth proportional to 37,616.55, 51,916.37 and 21,697.89 is: 29,946.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,616.55 : 51,916.37 = 21,697.89 : x
  2. Step 2: Convert to fraction form
    37,616.55/51,916.37 = 21,697.89/x
  3. Step 3: Cross multiply
    37,616.55x = 51,916.37 × 21,697.89
  4. Step 4: Simplify right side
    37,616.55x = 1,126,475,576.97
  5. Step 5: Solve for x
    x = 1,126,475,576.97/37,616.55
  6. Step 6: Final answer
    x = 29,946.28

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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.