Home / 31,089.30-46,605.96-11,354.01

Finding the Fourth Proportional to 31,089.30, 46,605.96 and 11,354.01

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Solution

The fourth proportional to 31,089.30, 46,605.96 and 11,354.01 is: 17,020.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,089.30 : 46,605.96 = 11,354.01 : x
  2. Step 2: Convert to fraction form
    31,089.30/46,605.96 = 11,354.01/x
  3. Step 3: Cross multiply
    31,089.30x = 46,605.96 × 11,354.01
  4. Step 4: Simplify right side
    31,089.30x = 529,164,535.90
  5. Step 5: Solve for x
    x = 529,164,535.90/31,089.30
  6. Step 6: Final answer
    x = 17,020.79

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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.