Home / 25,977.19-38,949.55-10,976.60

Finding the Fourth Proportional to 25,977.19, 38,949.55 and 10,976.60

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Solution

The fourth proportional to 25,977.19, 38,949.55 and 10,976.60 is: 16,458.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,977.19 : 38,949.55 = 10,976.60 : x
  2. Step 2: Convert to fraction form
    25,977.19/38,949.55 = 10,976.60/x
  3. Step 3: Cross multiply
    25,977.19x = 38,949.55 × 10,976.60
  4. Step 4: Simplify right side
    25,977.19x = 427,533,630.53
  5. Step 5: Solve for x
    x = 427,533,630.53/25,977.19
  6. Step 6: Final answer
    x = 16,458.04

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1.5x scale

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.