Home / 37,232.36-55,856.78-12,280.12

Finding the Fourth Proportional to 37,232.36, 55,856.78 and 12,280.12

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Solution

The fourth proportional to 37,232.36, 55,856.78 and 12,280.12 is: 18,422.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,232.36 : 55,856.78 = 12,280.12 : x
  2. Step 2: Convert to fraction form
    37,232.36/55,856.78 = 12,280.12/x
  3. Step 3: Cross multiply
    37,232.36x = 55,856.78 × 12,280.12
  4. Step 4: Simplify right side
    37,232.36x = 685,927,961.21
  5. Step 5: Solve for x
    x = 685,927,961.21/37,232.36
  6. Step 6: Final answer
    x = 18,422.90

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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.