Home / 16,445.19-22,724.42-11,721.27

Finding the Fourth Proportional to 16,445.19, 22,724.42 and 11,721.27

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Solution

The fourth proportional to 16,445.19, 22,724.42 and 11,721.27 is: 16,196.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,445.19 : 22,724.42 = 11,721.27 : x
  2. Step 2: Convert to fraction form
    16,445.19/22,724.42 = 11,721.27/x
  3. Step 3: Cross multiply
    16,445.19x = 22,724.42 × 11,721.27
  4. Step 4: Simplify right side
    16,445.19x = 266,359,003.81
  5. Step 5: Solve for x
    x = 266,359,003.81/16,445.19
  6. Step 6: Final answer
    x = 16,196.77

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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.