Home / 25,368.82-38,042.21-12,045.66

Finding the Fourth Proportional to 25,368.82, 38,042.21 and 12,045.66

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Solution

The fourth proportional to 25,368.82, 38,042.21 and 12,045.66 is: 18,063.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,368.82 : 38,042.21 = 12,045.66 : x
  2. Step 2: Convert to fraction form
    25,368.82/38,042.21 = 12,045.66/x
  3. Step 3: Cross multiply
    25,368.82x = 38,042.21 × 12,045.66
  4. Step 4: Simplify right side
    25,368.82x = 458,243,561.00
  5. Step 5: Solve for x
    x = 458,243,561.00/25,368.82
  6. Step 6: Final answer
    x = 18,063.26

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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.