Home / 26,496.80-39,755.40-11,695.28

Finding the Fourth Proportional to 26,496.80, 39,755.40 and 11,695.28

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Solution

The fourth proportional to 26,496.80, 39,755.40 and 11,695.28 is: 17,547.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,496.80 : 39,755.40 = 11,695.28 : x
  2. Step 2: Convert to fraction form
    26,496.80/39,755.40 = 11,695.28/x
  3. Step 3: Cross multiply
    26,496.80x = 39,755.40 × 11,695.28
  4. Step 4: Simplify right side
    26,496.80x = 464,950,534.51
  5. Step 5: Solve for x
    x = 464,950,534.51/26,496.80
  6. Step 6: Final answer
    x = 17,547.42

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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.