Home / 26,803.30-36,990.52-14,868.90

Finding the Fourth Proportional to 26,803.30, 36,990.52 and 14,868.90

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Solution

The fourth proportional to 26,803.30, 36,990.52 and 14,868.90 is: 20,520.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,803.30 : 36,990.52 = 14,868.90 : x
  2. Step 2: Convert to fraction form
    26,803.30/36,990.52 = 14,868.90/x
  3. Step 3: Cross multiply
    26,803.30x = 36,990.52 × 14,868.90
  4. Step 4: Simplify right side
    26,803.30x = 550,008,342.83
  5. Step 5: Solve for x
    x = 550,008,342.83/26,803.30
  6. Step 6: Final answer
    x = 20,520.17

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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.