Home / 37,745.28-56,616.30-12,784.32

Finding the Fourth Proportional to 37,745.28, 56,616.30 and 12,784.32

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Solution

The fourth proportional to 37,745.28, 56,616.30 and 12,784.32 is: 19,175.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,745.28 : 56,616.30 = 12,784.32 : x
  2. Step 2: Convert to fraction form
    37,745.28/56,616.30 = 12,784.32/x
  3. Step 3: Cross multiply
    37,745.28x = 56,616.30 × 12,784.32
  4. Step 4: Simplify right side
    37,745.28x = 723,800,896.42
  5. Step 5: Solve for x
    x = 723,800,896.42/37,745.28
  6. Step 6: Final answer
    x = 19,175.93

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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.