Home / 17,358.90-26,039.42-4,879.96

Finding the Fourth Proportional to 17,358.90, 26,039.42 and 4,879.96

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Solution

The fourth proportional to 17,358.90, 26,039.42 and 4,879.96 is: 7,320.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,358.90 : 26,039.42 = 4,879.96 : x
  2. Step 2: Convert to fraction form
    17,358.90/26,039.42 = 4,879.96/x
  3. Step 3: Cross multiply
    17,358.90x = 26,039.42 × 4,879.96
  4. Step 4: Simplify right side
    17,358.90x = 127,071,328.02
  5. Step 5: Solve for x
    x = 127,071,328.02/17,358.90
  6. Step 6: Final answer
    x = 7,320.24

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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.