Home / 12,233.10-18,356.85-4,442.70

Finding the Fourth Proportional to 12,233.10, 18,356.85 and 4,442.70

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Solution

The fourth proportional to 12,233.10, 18,356.85 and 4,442.70 is: 6,666.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,233.10 : 18,356.85 = 4,442.70 : x
  2. Step 2: Convert to fraction form
    12,233.10/18,356.85 = 4,442.70/x
  3. Step 3: Cross multiply
    12,233.10x = 18,356.85 × 4,442.70
  4. Step 4: Simplify right side
    12,233.10x = 81,553,977.50
  5. Step 5: Solve for x
    x = 81,553,977.50/12,233.10
  6. Step 6: Final answer
    x = 6,666.66

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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.