Home / 19,005.60-26,173.68-18,598.56

Finding the Fourth Proportional to 19,005.60, 26,173.68 and 18,598.56

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Solution

The fourth proportional to 19,005.60, 26,173.68 and 18,598.56 is: 25,613.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005.60 : 26,173.68 = 18,598.56 : x
  2. Step 2: Convert to fraction form
    19,005.60/26,173.68 = 18,598.56/x
  3. Step 3: Cross multiply
    19,005.60x = 26,173.68 × 18,598.56
  4. Step 4: Simplify right side
    19,005.60x = 486,792,757.90
  5. Step 5: Solve for x
    x = 486,792,757.90/19,005.60
  6. Step 6: Final answer
    x = 25,613.12

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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.