Home / 37,005.40-55,542.90-19,487.80

Finding the Fourth Proportional to 37,005.40, 55,542.90 and 19,487.80

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Solution

The fourth proportional to 37,005.40, 55,542.90 and 19,487.80 is: 29,250.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,005.40 : 55,542.90 = 19,487.80 : x
  2. Step 2: Convert to fraction form
    37,005.40/55,542.90 = 19,487.80/x
  3. Step 3: Cross multiply
    37,005.40x = 55,542.90 × 19,487.80
  4. Step 4: Simplify right side
    37,005.40x = 1,082,408,926.62
  5. Step 5: Solve for x
    x = 1,082,408,926.62/37,005.40
  6. Step 6: Final answer
    x = 29,250.03

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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.