Home / 34,955.09-48,226.52-20,415.93

Finding the Fourth Proportional to 34,955.09, 48,226.52 and 20,415.93

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Solution

The fourth proportional to 34,955.09, 48,226.52 and 20,415.93 is: 28,167.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,955.09 : 48,226.52 = 20,415.93 : x
  2. Step 2: Convert to fraction form
    34,955.09/48,226.52 = 20,415.93/x
  3. Step 3: Cross multiply
    34,955.09x = 48,226.52 × 20,415.93
  4. Step 4: Simplify right side
    34,955.09x = 984,589,283.09
  5. Step 5: Solve for x
    x = 984,589,283.09/34,955.09
  6. Step 6: Final answer
    x = 28,167.27

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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.