Home / 17,470.58-26,205.73-4,990.59

Finding the Fourth Proportional to 17,470.58, 26,205.73 and 4,990.59

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Solution

The fourth proportional to 17,470.58, 26,205.73 and 4,990.59 is: 7,485.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,470.58 : 26,205.73 = 4,990.59 : x
  2. Step 2: Convert to fraction form
    17,470.58/26,205.73 = 4,990.59/x
  3. Step 3: Cross multiply
    17,470.58x = 26,205.73 × 4,990.59
  4. Step 4: Simplify right side
    17,470.58x = 130,782,041.60
  5. Step 5: Solve for x
    x = 130,782,041.60/17,470.58
  6. Step 6: Final answer
    x = 7,485.85

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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.