Home / 14,586.38-20,118.46-11,001.49

Finding the Fourth Proportional to 14,586.38, 20,118.46 and 11,001.49

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Solution

The fourth proportional to 14,586.38, 20,118.46 and 11,001.49 is: 15,173.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,586.38 : 20,118.46 = 11,001.49 : x
  2. Step 2: Convert to fraction form
    14,586.38/20,118.46 = 11,001.49/x
  3. Step 3: Cross multiply
    14,586.38x = 20,118.46 × 11,001.49
  4. Step 4: Simplify right side
    14,586.38x = 221,333,036.51
  5. Step 5: Solve for x
    x = 221,333,036.51/14,586.38
  6. Step 6: Final answer
    x = 15,173.95

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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.