Home / 14,887.23-22,334.99-12,139.84

Finding the Fourth Proportional to 14,887.23, 22,334.99 and 12,139.84

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Solution

The fourth proportional to 14,887.23, 22,334.99 and 12,139.84 is: 18,213.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,887.23 : 22,334.99 = 12,139.84 : x
  2. Step 2: Convert to fraction form
    14,887.23/22,334.99 = 12,139.84/x
  3. Step 3: Cross multiply
    14,887.23x = 22,334.99 × 12,139.84
  4. Step 4: Simplify right side
    14,887.23x = 271,143,144.30
  5. Step 5: Solve for x
    x = 271,143,144.30/14,887.23
  6. Step 6: Final answer
    x = 18,213.14

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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.