Home / 11,858.51-17,812.34-9,410.56

Finding the Fourth Proportional to 11,858.51, 17,812.34 and 9,410.56

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Solution

The fourth proportional to 11,858.51, 17,812.34 and 9,410.56 is: 14,135.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,858.51 : 17,812.34 = 9,410.56 : x
  2. Step 2: Convert to fraction form
    11,858.51/17,812.34 = 9,410.56/x
  3. Step 3: Cross multiply
    11,858.51x = 17,812.34 × 9,410.56
  4. Step 4: Simplify right side
    11,858.51x = 167,624,094.31
  5. Step 5: Solve for x
    x = 167,624,094.31/11,858.51
  6. Step 6: Final answer
    x = 14,135.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.