Home / 39,136.72-58,700.30-16,656.46

Finding the Fourth Proportional to 39,136.72, 58,700.30 and 16,656.46

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Solution

The fourth proportional to 39,136.72, 58,700.30 and 16,656.46 is: 24,982.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,136.72 : 58,700.30 = 16,656.46 : x
  2. Step 2: Convert to fraction form
    39,136.72/58,700.30 = 16,656.46/x
  3. Step 3: Cross multiply
    39,136.72x = 58,700.30 × 16,656.46
  4. Step 4: Simplify right side
    39,136.72x = 977,739,198.94
  5. Step 5: Solve for x
    x = 977,739,198.94/39,136.72
  6. Step 6: Final answer
    x = 24,982.66

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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.