Home / 51,389.43-77,022.78-26,441.43

Finding the Fourth Proportional to 51,389.43, 77,022.78 and 26,441.43

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Solution

The fourth proportional to 51,389.43, 77,022.78 and 26,441.43 is: 39,630.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,389.43 : 77,022.78 = 26,441.43 : x
  2. Step 2: Convert to fraction form
    51,389.43/77,022.78 = 26,441.43/x
  3. Step 3: Cross multiply
    51,389.43x = 77,022.78 × 26,441.43
  4. Step 4: Simplify right side
    51,389.43x = 2,036,592,445.78
  5. Step 5: Solve for x
    x = 2,036,592,445.78/51,389.43
  6. Step 6: Final answer
    x = 39,630.57

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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.