Home / 14,980.89-22,453.84-11,271.21

Finding the Fourth Proportional to 14,980.89, 22,453.84 and 11,271.21

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Solution

The fourth proportional to 14,980.89, 22,453.84 and 11,271.21 is: 16,893.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,980.89 : 22,453.84 = 11,271.21 : x
  2. Step 2: Convert to fraction form
    14,980.89/22,453.84 = 11,271.21/x
  3. Step 3: Cross multiply
    14,980.89x = 22,453.84 × 11,271.21
  4. Step 4: Simplify right side
    14,980.89x = 253,081,945.95
  5. Step 5: Solve for x
    x = 253,081,945.95/14,980.89
  6. Step 6: Final answer
    x = 16,893.65

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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.