Home / 17,358.51-26,039.13-4,879.56

Finding the Fourth Proportional to 17,358.51, 26,039.13 and 4,879.56

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Solution

The fourth proportional to 17,358.51, 26,039.13 and 4,879.56 is: 7,319.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,358.51 : 26,039.13 = 4,879.56 : x
  2. Step 2: Convert to fraction form
    17,358.51/26,039.13 = 4,879.56/x
  3. Step 3: Cross multiply
    17,358.51x = 26,039.13 × 4,879.56
  4. Step 4: Simplify right side
    17,358.51x = 127,059,497.18
  5. Step 5: Solve for x
    x = 127,059,497.18/17,358.51
  6. Step 6: Final answer
    x = 7,319.72

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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.