Home / 34,845.87-48,087.41-20,506.26

Finding the Fourth Proportional to 34,845.87, 48,087.41 and 20,506.26

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Solution

The fourth proportional to 34,845.87, 48,087.41 and 20,506.26 is: 28,298.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,845.87 : 48,087.41 = 20,506.26 : x
  2. Step 2: Convert to fraction form
    34,845.87/48,087.41 = 20,506.26/x
  3. Step 3: Cross multiply
    34,845.87x = 48,087.41 × 20,506.26
  4. Step 4: Simplify right side
    34,845.87x = 986,092,932.19
  5. Step 5: Solve for x
    x = 986,092,932.19/34,845.87
  6. Step 6: Final answer
    x = 28,298.70

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1.5x scale

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.