Home / 32,706.74-45,136.69-18,560.90

Finding the Fourth Proportional to 32,706.74, 45,136.69 and 18,560.90

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Solution

The fourth proportional to 32,706.74, 45,136.69 and 18,560.90 is: 25,614.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,706.74 : 45,136.69 = 18,560.90 : x
  2. Step 2: Convert to fraction form
    32,706.74/45,136.69 = 18,560.90/x
  3. Step 3: Cross multiply
    32,706.74x = 45,136.69 × 18,560.90
  4. Step 4: Simplify right side
    32,706.74x = 837,777,589.42
  5. Step 5: Solve for x
    x = 837,777,589.42/32,706.74
  6. Step 6: Final answer
    x = 25,614.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.