Home / 19,519.25-29,279.69-5,668.25

Finding the Fourth Proportional to 19,519.25, 29,279.69 and 5,668.25

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Solution

The fourth proportional to 19,519.25, 29,279.69 and 5,668.25 is: 8,502.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,519.25 : 29,279.69 = 5,668.25 : x
  2. Step 2: Convert to fraction form
    19,519.25/29,279.69 = 5,668.25/x
  3. Step 3: Cross multiply
    19,519.25x = 29,279.69 × 5,668.25
  4. Step 4: Simplify right side
    19,519.25x = 165,964,574.50
  5. Step 5: Solve for x
    x = 165,964,574.50/19,519.25
  6. Step 6: Final answer
    x = 8,502.61

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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.