Home / 13,026.67-17,976.78-7,058.50

Finding the Fourth Proportional to 13,026.67, 17,976.78 and 7,058.50

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Solution

The fourth proportional to 13,026.67, 17,976.78 and 7,058.50 is: 9,740.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,026.67 : 17,976.78 = 7,058.50 : x
  2. Step 2: Convert to fraction form
    13,026.67/17,976.78 = 7,058.50/x
  3. Step 3: Cross multiply
    13,026.67x = 17,976.78 × 7,058.50
  4. Step 4: Simplify right side
    13,026.67x = 126,889,101.63
  5. Step 5: Solve for x
    x = 126,889,101.63/13,026.67
  6. Step 6: Final answer
    x = 9,740.72

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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.