Home / 14,341.08-19,736.76-12,132

Finding the Fourth Proportional to 14,341.08, 19,736.76 and 12,132

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Solution

The fourth proportional to 14,341.08, 19,736.76 and 12,132 is: 16,696.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,341.08 : 19,736.76 = 12,132 : x
  2. Step 2: Convert to fraction form
    14,341.08/19,736.76 = 12,132/x
  3. Step 3: Cross multiply
    14,341.08x = 19,736.76 × 12,132
  4. Step 4: Simplify right side
    14,341.08x = 239,446,372.32
  5. Step 5: Solve for x
    x = 239,446,372.32/14,341.08
  6. Step 6: Final answer
    x = 16,696.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.