Home / 25,430.82-38,065.89-22,755.99

Finding the Fourth Proportional to 25,430.82, 38,065.89 and 22,755.99

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Solution

The fourth proportional to 25,430.82, 38,065.89 and 22,755.99 is: 34,062.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,430.82 : 38,065.89 = 22,755.99 : x
  2. Step 2: Convert to fraction form
    25,430.82/38,065.89 = 22,755.99/x
  3. Step 3: Cross multiply
    25,430.82x = 38,065.89 × 22,755.99
  4. Step 4: Simplify right side
    25,430.82x = 866,227,012.18
  5. Step 5: Solve for x
    x = 866,227,012.18/25,430.82
  6. Step 6: Final answer
    x = 34,062.10

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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.