Home / 14,076.16-19,385.65-11,696.78

Finding the Fourth Proportional to 14,076.16, 19,385.65 and 11,696.78

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Solution

The fourth proportional to 14,076.16, 19,385.65 and 11,696.78 is: 16,108.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,076.16 : 19,385.65 = 11,696.78 : x
  2. Step 2: Convert to fraction form
    14,076.16/19,385.65 = 11,696.78/x
  3. Step 3: Cross multiply
    14,076.16x = 19,385.65 × 11,696.78
  4. Step 4: Simplify right side
    14,076.16x = 226,749,683.21
  5. Step 5: Solve for x
    x = 226,749,683.21/14,076.16
  6. Step 6: Final answer
    x = 16,108.77

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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.