Home / 20,726.50-31,088.91-5,934.82

Finding the Fourth Proportional to 20,726.50, 31,088.91 and 5,934.82

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Solution

The fourth proportional to 20,726.50, 31,088.91 and 5,934.82 is: 8,901.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,726.50 : 31,088.91 = 5,934.82 : x
  2. Step 2: Convert to fraction form
    20,726.50/31,088.91 = 5,934.82/x
  3. Step 3: Cross multiply
    20,726.50x = 31,088.91 × 5,934.82
  4. Step 4: Simplify right side
    20,726.50x = 184,507,084.85
  5. Step 5: Solve for x
    x = 184,507,084.85/20,726.50
  6. Step 6: Final answer
    x = 8,901.99

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.