Home / 25,346.25-34,977.83-15,274.85

Finding the Fourth Proportional to 25,346.25, 34,977.83 and 15,274.85

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Solution

The fourth proportional to 25,346.25, 34,977.83 and 15,274.85 is: 21,079.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,346.25 : 34,977.83 = 15,274.85 : x
  2. Step 2: Convert to fraction form
    25,346.25/34,977.83 = 15,274.85/x
  3. Step 3: Cross multiply
    25,346.25x = 34,977.83 × 15,274.85
  4. Step 4: Simplify right side
    25,346.25x = 534,280,855.31
  5. Step 5: Solve for x
    x = 534,280,855.31/25,346.25
  6. Step 6: Final answer
    x = 21,079.29

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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.