Home / 37,316.10-55,963.76-12,358.09

Finding the Fourth Proportional to 37,316.10, 55,963.76 and 12,358.09

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Solution

The fourth proportional to 37,316.10, 55,963.76 and 12,358.09 is: 18,533.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,316.10 : 55,963.76 = 12,358.09 : x
  2. Step 2: Convert to fraction form
    37,316.10/55,963.76 = 12,358.09/x
  3. Step 3: Cross multiply
    37,316.10x = 55,963.76 × 12,358.09
  4. Step 4: Simplify right side
    37,316.10x = 691,605,276.38
  5. Step 5: Solve for x
    x = 691,605,276.38/37,316.10
  6. Step 6: Final answer
    x = 18,533.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.