Home / 14,073.84-19,407.13-12,179.66

Finding the Fourth Proportional to 14,073.84, 19,407.13 and 12,179.66

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Solution

The fourth proportional to 14,073.84, 19,407.13 and 12,179.66 is: 16,795.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,073.84 : 19,407.13 = 12,179.66 : x
  2. Step 2: Convert to fraction form
    14,073.84/19,407.13 = 12,179.66/x
  3. Step 3: Cross multiply
    14,073.84x = 19,407.13 × 12,179.66
  4. Step 4: Simplify right side
    14,073.84x = 236,372,117.49
  5. Step 5: Solve for x
    x = 236,372,117.49/14,073.84
  6. Step 6: Final answer
    x = 16,795.14

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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.