Home / 19,166.34-26,449.11-10,668.12

Finding the Fourth Proportional to 19,166.34, 26,449.11 and 10,668.12

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Solution

The fourth proportional to 19,166.34, 26,449.11 and 10,668.12 is: 14,721.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,166.34 : 26,449.11 = 10,668.12 : x
  2. Step 2: Convert to fraction form
    19,166.34/26,449.11 = 10,668.12/x
  3. Step 3: Cross multiply
    19,166.34x = 26,449.11 × 10,668.12
  4. Step 4: Simplify right side
    19,166.34x = 282,162,279.37
  5. Step 5: Solve for x
    x = 282,162,279.37/19,166.34
  6. Step 6: Final answer
    x = 14,721.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.