Home / 12,623.03-18,941.07-5,607.89

Finding the Fourth Proportional to 12,623.03, 18,941.07 and 5,607.89

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Solution

The fourth proportional to 12,623.03, 18,941.07 and 5,607.89 is: 8,414.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,623.03 : 18,941.07 = 5,607.89 : x
  2. Step 2: Convert to fraction form
    12,623.03/18,941.07 = 5,607.89/x
  3. Step 3: Cross multiply
    12,623.03x = 18,941.07 × 5,607.89
  4. Step 4: Simplify right side
    12,623.03x = 106,219,437.04
  5. Step 5: Solve for x
    x = 106,219,437.04/12,623.03
  6. Step 6: Final answer
    x = 8,414.73

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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.