Home / 26,068.80-39,072.99-11,999.29

Finding the Fourth Proportional to 26,068.80, 39,072.99 and 11,999.29

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Solution

The fourth proportional to 26,068.80, 39,072.99 and 11,999.29 is: 17,985.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,068.80 : 39,072.99 = 11,999.29 : x
  2. Step 2: Convert to fraction form
    26,068.80/39,072.99 = 11,999.29/x
  3. Step 3: Cross multiply
    26,068.80x = 39,072.99 × 11,999.29
  4. Step 4: Simplify right side
    26,068.80x = 468,848,125.01
  5. Step 5: Solve for x
    x = 468,848,125.01/26,068.80
  6. Step 6: Final answer
    x = 17,985.03

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1.5x scale

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.