Home / 37,622.72-56,323.68-19,811.36

Finding the Fourth Proportional to 37,622.72, 56,323.68 and 19,811.36

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Solution

The fourth proportional to 37,622.72, 56,323.68 and 19,811.36 is: 29,658.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,622.72 : 56,323.68 = 19,811.36 : x
  2. Step 2: Convert to fraction form
    37,622.72/56,323.68 = 19,811.36/x
  3. Step 3: Cross multiply
    37,622.72x = 56,323.68 × 19,811.36
  4. Step 4: Simplify right side
    37,622.72x = 1,115,848,701.00
  5. Step 5: Solve for x
    x = 1,115,848,701.00/37,622.72
  6. Step 6: Final answer
    x = 29,658.91

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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.