Home / 15,419.34-22,993.65-15,279.03

Finding the Fourth Proportional to 15,419.34, 22,993.65 and 15,279.03

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Solution

The fourth proportional to 15,419.34, 22,993.65 and 15,279.03 is: 22,784.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,419.34 : 22,993.65 = 15,279.03 : x
  2. Step 2: Convert to fraction form
    15,419.34/22,993.65 = 15,279.03/x
  3. Step 3: Cross multiply
    15,419.34x = 22,993.65 × 15,279.03
  4. Step 4: Simplify right side
    15,419.34x = 351,320,668.16
  5. Step 5: Solve for x
    x = 351,320,668.16/15,419.34
  6. Step 6: Final answer
    x = 22,784.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.