Home / 17,728.34-26,590.44-4,579.68

Finding the Fourth Proportional to 17,728.34, 26,590.44 and 4,579.68

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Solution

The fourth proportional to 17,728.34, 26,590.44 and 4,579.68 is: 6,868.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,728.34 : 26,590.44 = 4,579.68 : x
  2. Step 2: Convert to fraction form
    17,728.34/26,590.44 = 4,579.68/x
  3. Step 3: Cross multiply
    17,728.34x = 26,590.44 × 4,579.68
  4. Step 4: Simplify right side
    17,728.34x = 121,775,706.26
  5. Step 5: Solve for x
    x = 121,775,706.26/17,728.34
  6. Step 6: Final answer
    x = 6,868.99

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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.