Home / 38,267.04-52,806.24-21,499.68

Finding the Fourth Proportional to 38,267.04, 52,806.24 and 21,499.68

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Solution

The fourth proportional to 38,267.04, 52,806.24 and 21,499.68 is: 29,668.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,267.04 : 52,806.24 = 21,499.68 : x
  2. Step 2: Convert to fraction form
    38,267.04/52,806.24 = 21,499.68/x
  3. Step 3: Cross multiply
    38,267.04x = 52,806.24 × 21,499.68
  4. Step 4: Simplify right side
    38,267.04x = 1,135,317,262.00
  5. Step 5: Solve for x
    x = 1,135,317,262.00/38,267.04
  6. Step 6: Final answer
    x = 29,668.28

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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.