Home / 12,234.10-18,329.55-10,030.90

Finding the Fourth Proportional to 12,234.10, 18,329.55 and 10,030.90

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Solution

The fourth proportional to 12,234.10, 18,329.55 and 10,030.90 is: 15,028.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,234.10 : 18,329.55 = 10,030.90 : x
  2. Step 2: Convert to fraction form
    12,234.10/18,329.55 = 10,030.90/x
  3. Step 3: Cross multiply
    12,234.10x = 18,329.55 × 10,030.90
  4. Step 4: Simplify right side
    12,234.10x = 183,861,883.10
  5. Step 5: Solve for x
    x = 183,861,883.10/12,234.10
  6. Step 6: Final answer
    x = 15,028.64

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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.