Home / 18,932.63-26,127.03-10,979.46

Finding the Fourth Proportional to 18,932.63, 26,127.03 and 10,979.46

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Solution

The fourth proportional to 18,932.63, 26,127.03 and 10,979.46 is: 15,151.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,932.63 : 26,127.03 = 10,979.46 : x
  2. Step 2: Convert to fraction form
    18,932.63/26,127.03 = 10,979.46/x
  3. Step 3: Cross multiply
    18,932.63x = 26,127.03 × 10,979.46
  4. Step 4: Simplify right side
    18,932.63x = 286,860,680.80
  5. Step 5: Solve for x
    x = 286,860,680.80/18,932.63
  6. Step 6: Final answer
    x = 15,151.66

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.