Home / 26,081.72-39,055.80-14,381.96

Finding the Fourth Proportional to 26,081.72, 39,055.80 and 14,381.96

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Solution

The fourth proportional to 26,081.72, 39,055.80 and 14,381.96 is: 21,536.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,081.72 : 39,055.80 = 14,381.96 : x
  2. Step 2: Convert to fraction form
    26,081.72/39,055.80 = 14,381.96/x
  3. Step 3: Cross multiply
    26,081.72x = 39,055.80 × 14,381.96
  4. Step 4: Simplify right side
    26,081.72x = 561,698,953.37
  5. Step 5: Solve for x
    x = 561,698,953.37/26,081.72
  6. Step 6: Final answer
    x = 21,536.12

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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.