Home / 34,828.26-48,063.95-20,489.10

Finding the Fourth Proportional to 34,828.26, 48,063.95 and 20,489.10

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Solution

The fourth proportional to 34,828.26, 48,063.95 and 20,489.10 is: 28,275.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,828.26 : 48,063.95 = 20,489.10 : x
  2. Step 2: Convert to fraction form
    34,828.26/48,063.95 = 20,489.10/x
  3. Step 3: Cross multiply
    34,828.26x = 48,063.95 × 20,489.10
  4. Step 4: Simplify right side
    34,828.26x = 984,787,077.95
  5. Step 5: Solve for x
    x = 984,787,077.95/34,828.26
  6. Step 6: Final answer
    x = 28,275.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.