Home / 31,109.74-46,650.01-11,374.49

Finding the Fourth Proportional to 31,109.74, 46,650.01 and 11,374.49

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Solution

The fourth proportional to 31,109.74, 46,650.01 and 11,374.49 is: 17,056.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,109.74 : 46,650.01 = 11,374.49 : x
  2. Step 2: Convert to fraction form
    31,109.74/46,650.01 = 11,374.49/x
  3. Step 3: Cross multiply
    31,109.74x = 46,650.01 × 11,374.49
  4. Step 4: Simplify right side
    31,109.74x = 530,620,072.24
  5. Step 5: Solve for x
    x = 530,620,072.24/31,109.74
  6. Step 6: Final answer
    x = 17,056.40

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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.