Home / 18,837.73-25,998.29-10,454.77

Finding the Fourth Proportional to 18,837.73, 25,998.29 and 10,454.77

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Solution

The fourth proportional to 18,837.73, 25,998.29 and 10,454.77 is: 14,428.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,837.73 : 25,998.29 = 10,454.77 : x
  2. Step 2: Convert to fraction form
    18,837.73/25,998.29 = 10,454.77/x
  3. Step 3: Cross multiply
    18,837.73x = 25,998.29 × 10,454.77
  4. Step 4: Simplify right side
    18,837.73x = 271,806,090.07
  5. Step 5: Solve for x
    x = 271,806,090.07/18,837.73
  6. Step 6: Final answer
    x = 14,428.81

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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.