Home / 17,780.96-24,529.56-11,495.36

Finding the Fourth Proportional to 17,780.96, 24,529.56 and 11,495.36

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Solution

The fourth proportional to 17,780.96, 24,529.56 and 11,495.36 is: 15,858.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,780.96 : 24,529.56 = 11,495.36 : x
  2. Step 2: Convert to fraction form
    17,780.96/24,529.56 = 11,495.36/x
  3. Step 3: Cross multiply
    17,780.96x = 24,529.56 × 11,495.36
  4. Step 4: Simplify right side
    17,780.96x = 281,976,122.84
  5. Step 5: Solve for x
    x = 281,976,122.84/17,780.96
  6. Step 6: Final answer
    x = 15,858.32

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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.