Home / 17,631.57-26,430.50-6,535.28

Finding the Fourth Proportional to 17,631.57, 26,430.50 and 6,535.28

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Solution

The fourth proportional to 17,631.57, 26,430.50 and 6,535.28 is: 9,796.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,631.57 : 26,430.50 = 6,535.28 : x
  2. Step 2: Convert to fraction form
    17,631.57/26,430.50 = 6,535.28/x
  3. Step 3: Cross multiply
    17,631.57x = 26,430.50 × 6,535.28
  4. Step 4: Simplify right side
    17,631.57x = 172,730,800.45
  5. Step 5: Solve for x
    x = 172,730,800.45/17,631.57
  6. Step 6: Final answer
    x = 9,796.68

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Why These Related Problems?

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