Home / 36,846.72-55,286.40-19,312.36

Finding the Fourth Proportional to 36,846.72, 55,286.40 and 19,312.36

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Solution

The fourth proportional to 36,846.72, 55,286.40 and 19,312.36 is: 28,977.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,846.72 : 55,286.40 = 19,312.36 : x
  2. Step 2: Convert to fraction form
    36,846.72/55,286.40 = 19,312.36/x
  3. Step 3: Cross multiply
    36,846.72x = 55,286.40 × 19,312.36
  4. Step 4: Simplify right side
    36,846.72x = 1,067,710,859.90
  5. Step 5: Solve for x
    x = 1,067,710,859.90/36,846.72
  6. Step 6: Final answer
    x = 28,977.09

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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.