Home / 19,155.39-26,436.58-11,604.16

Finding the Fourth Proportional to 19,155.39, 26,436.58 and 11,604.16

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Solution

The fourth proportional to 19,155.39, 26,436.58 and 11,604.16 is: 16,015.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,155.39 : 26,436.58 = 11,604.16 : x
  2. Step 2: Convert to fraction form
    19,155.39/26,436.58 = 11,604.16/x
  3. Step 3: Cross multiply
    19,155.39x = 26,436.58 × 11,604.16
  4. Step 4: Simplify right side
    19,155.39x = 306,774,308.21
  5. Step 5: Solve for x
    x = 306,774,308.21/19,155.39
  6. Step 6: Final answer
    x = 16,015.04

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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.