Home / 37,201.21-55,800.63-9,121.33

Finding the Fourth Proportional to 37,201.21, 55,800.63 and 9,121.33

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Solution

The fourth proportional to 37,201.21, 55,800.63 and 9,121.33 is: 13,681.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,201.21 : 55,800.63 = 9,121.33 : x
  2. Step 2: Convert to fraction form
    37,201.21/55,800.63 = 9,121.33/x
  3. Step 3: Cross multiply
    37,201.21x = 55,800.63 × 9,121.33
  4. Step 4: Simplify right side
    37,201.21x = 508,975,960.44
  5. Step 5: Solve for x
    x = 508,975,960.44/37,201.21
  6. Step 6: Final answer
    x = 13,681.70

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1.5x scale

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.