Home / 19,553.13-26,980.74-11,056.41

Finding the Fourth Proportional to 19,553.13, 26,980.74 and 11,056.41

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Solution

The fourth proportional to 19,553.13, 26,980.74 and 11,056.41 is: 15,256.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,553.13 : 26,980.74 = 11,056.41 : x
  2. Step 2: Convert to fraction form
    19,553.13/26,980.74 = 11,056.41/x
  3. Step 3: Cross multiply
    19,553.13x = 26,980.74 × 11,056.41
  4. Step 4: Simplify right side
    19,553.13x = 298,310,123.54
  5. Step 5: Solve for x
    x = 298,310,123.54/19,553.13
  6. Step 6: Final answer
    x = 15,256.39

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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.