Home / 37,242.76-55,865.85-12,284.99

Finding the Fourth Proportional to 37,242.76, 55,865.85 and 12,284.99

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Solution

The fourth proportional to 37,242.76, 55,865.85 and 12,284.99 is: 18,428.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,242.76 : 55,865.85 = 12,284.99 : x
  2. Step 2: Convert to fraction form
    37,242.76/55,865.85 = 12,284.99/x
  3. Step 3: Cross multiply
    37,242.76x = 55,865.85 × 12,284.99
  4. Step 4: Simplify right side
    37,242.76x = 686,311,548.26
  5. Step 5: Solve for x
    x = 686,311,548.26/37,242.76
  6. Step 6: Final answer
    x = 18,428.05

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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.