Home / 17,631.31-26,430.10-6,535.02

Finding the Fourth Proportional to 17,631.31, 26,430.10 and 6,535.02

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Solution

The fourth proportional to 17,631.31, 26,430.10 and 6,535.02 is: 9,796.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,631.31 : 26,430.10 = 6,535.02 : x
  2. Step 2: Convert to fraction form
    17,631.31/26,430.10 = 6,535.02/x
  3. Step 3: Cross multiply
    17,631.31x = 26,430.10 × 6,535.02
  4. Step 4: Simplify right side
    17,631.31x = 172,721,067.28
  5. Step 5: Solve for x
    x = 172,721,067.28/17,631.31
  6. Step 6: Final answer
    x = 9,796.27

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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.