Home / 14,907.08-22,383.30-12,729.80

Finding the Fourth Proportional to 14,907.08, 22,383.30 and 12,729.80

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Solution

The fourth proportional to 14,907.08, 22,383.30 and 12,729.80 is: 19,114.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,907.08 : 22,383.30 = 12,729.80 : x
  2. Step 2: Convert to fraction form
    14,907.08/22,383.30 = 12,729.80/x
  3. Step 3: Cross multiply
    14,907.08x = 22,383.30 × 12,729.80
  4. Step 4: Simplify right side
    14,907.08x = 284,934,932.34
  5. Step 5: Solve for x
    x = 284,934,932.34/14,907.08
  6. Step 6: Final answer
    x = 19,114.07

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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.