Home / 18,934.37-26,129.62-10,436.83

Finding the Fourth Proportional to 18,934.37, 26,129.62 and 10,436.83

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Solution

The fourth proportional to 18,934.37, 26,129.62 and 10,436.83 is: 14,402.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,934.37 : 26,129.62 = 10,436.83 : x
  2. Step 2: Convert to fraction form
    18,934.37/26,129.62 = 10,436.83/x
  3. Step 3: Cross multiply
    18,934.37x = 26,129.62 × 10,436.83
  4. Step 4: Simplify right side
    18,934.37x = 272,710,310.49
  5. Step 5: Solve for x
    x = 272,710,310.49/18,934.37
  6. Step 6: Final answer
    x = 14,402.92

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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.