Home / 17,210.57-25,810.67-6,115.79

Finding the Fourth Proportional to 17,210.57, 25,810.67 and 6,115.79

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Solution

The fourth proportional to 17,210.57, 25,810.67 and 6,115.79 is: 9,171.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,210.57 : 25,810.67 = 6,115.79 : x
  2. Step 2: Convert to fraction form
    17,210.57/25,810.67 = 6,115.79/x
  3. Step 3: Cross multiply
    17,210.57x = 25,810.67 × 6,115.79
  4. Step 4: Simplify right side
    17,210.57x = 157,852,477.85
  5. Step 5: Solve for x
    x = 157,852,477.85/17,210.57
  6. Step 6: Final answer
    x = 9,171.84

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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.