Home / 26,262.06-36,223.11-15,643.50

Finding the Fourth Proportional to 26,262.06, 36,223.11 and 15,643.50

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Solution

The fourth proportional to 26,262.06, 36,223.11 and 15,643.50 is: 21,576.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,262.06 : 36,223.11 = 15,643.50 : x
  2. Step 2: Convert to fraction form
    26,262.06/36,223.11 = 15,643.50/x
  3. Step 3: Cross multiply
    26,262.06x = 36,223.11 × 15,643.50
  4. Step 4: Simplify right side
    26,262.06x = 566,656,221.29
  5. Step 5: Solve for x
    x = 566,656,221.29/26,262.06
  6. Step 6: Final answer
    x = 21,576.99

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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.