Home / 18,832.88-25,989.54-10,876.46

Finding the Fourth Proportional to 18,832.88, 25,989.54 and 10,876.46

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Solution

The fourth proportional to 18,832.88, 25,989.54 and 10,876.46 is: 15,009.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,832.88 : 25,989.54 = 10,876.46 : x
  2. Step 2: Convert to fraction form
    18,832.88/25,989.54 = 10,876.46/x
  3. Step 3: Cross multiply
    18,832.88x = 25,989.54 × 10,876.46
  4. Step 4: Simplify right side
    18,832.88x = 282,674,192.23
  5. Step 5: Solve for x
    x = 282,674,192.23/18,832.88
  6. Step 6: Final answer
    x = 15,009.61

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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.