Home / 40,217.70-60,325.02-12,136.99

Finding the Fourth Proportional to 40,217.70, 60,325.02 and 12,136.99

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Solution

The fourth proportional to 40,217.70, 60,325.02 and 12,136.99 is: 18,205.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,217.70 : 60,325.02 = 12,136.99 : x
  2. Step 2: Convert to fraction form
    40,217.70/60,325.02 = 12,136.99/x
  3. Step 3: Cross multiply
    40,217.70x = 60,325.02 × 12,136.99
  4. Step 4: Simplify right side
    40,217.70x = 732,164,164.49
  5. Step 5: Solve for x
    x = 732,164,164.49/40,217.70
  6. Step 6: Final answer
    x = 18,205.02

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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.