Home / 30,211.02-45,269.94-16,172.91

Finding the Fourth Proportional to 30,211.02, 45,269.94 and 16,172.91

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Solution

The fourth proportional to 30,211.02, 45,269.94 and 16,172.91 is: 24,234.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,211.02 : 45,269.94 = 16,172.91 : x
  2. Step 2: Convert to fraction form
    30,211.02/45,269.94 = 16,172.91/x
  3. Step 3: Cross multiply
    30,211.02x = 45,269.94 × 16,172.91
  4. Step 4: Simplify right side
    30,211.02x = 732,146,665.33
  5. Step 5: Solve for x
    x = 732,146,665.33/30,211.02
  6. Step 6: Final answer
    x = 24,234.42

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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.