Home / 26,243.36-39,329.80-14,379.29

Finding the Fourth Proportional to 26,243.36, 39,329.80 and 14,379.29

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Solution

The fourth proportional to 26,243.36, 39,329.80 and 14,379.29 is: 21,549.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,243.36 : 39,329.80 = 14,379.29 : x
  2. Step 2: Convert to fraction form
    26,243.36/39,329.80 = 14,379.29/x
  3. Step 3: Cross multiply
    26,243.36x = 39,329.80 × 14,379.29
  4. Step 4: Simplify right side
    26,243.36x = 565,534,599.84
  5. Step 5: Solve for x
    x = 565,534,599.84/26,243.36
  6. Step 6: Final answer
    x = 21,549.63

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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.