Home / 17,210.87-25,818.12-6,120.04

Finding the Fourth Proportional to 17,210.87, 25,818.12 and 6,120.04

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Solution

The fourth proportional to 17,210.87, 25,818.12 and 6,120.04 is: 9,180.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,210.87 : 25,818.12 = 6,120.04 : x
  2. Step 2: Convert to fraction form
    17,210.87/25,818.12 = 6,120.04/x
  3. Step 3: Cross multiply
    17,210.87x = 25,818.12 × 6,120.04
  4. Step 4: Simplify right side
    17,210.87x = 158,007,927.12
  5. Step 5: Solve for x
    x = 158,007,927.12/17,210.87
  6. Step 6: Final answer
    x = 9,180.71

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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.