Home / 11,837.68-17,822.16-10,458.88

Finding the Fourth Proportional to 11,837.68, 17,822.16 and 10,458.88

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Solution

The fourth proportional to 11,837.68, 17,822.16 and 10,458.88 is: 15,746.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,837.68 : 17,822.16 = 10,458.88 : x
  2. Step 2: Convert to fraction form
    11,837.68/17,822.16 = 10,458.88/x
  3. Step 3: Cross multiply
    11,837.68x = 17,822.16 × 10,458.88
  4. Step 4: Simplify right side
    11,837.68x = 186,399,832.78
  5. Step 5: Solve for x
    x = 186,399,832.78/11,837.68
  6. Step 6: Final answer
    x = 15,746.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.