Home / 19,145.55-26,416.97-11,186.24

Finding the Fourth Proportional to 19,145.55, 26,416.97 and 11,186.24

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Solution

The fourth proportional to 19,145.55, 26,416.97 and 11,186.24 is: 15,434.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,145.55 : 26,416.97 = 11,186.24 : x
  2. Step 2: Convert to fraction form
    19,145.55/26,416.97 = 11,186.24/x
  3. Step 3: Cross multiply
    19,145.55x = 26,416.97 × 11,186.24
  4. Step 4: Simplify right side
    19,145.55x = 295,506,420.43
  5. Step 5: Solve for x
    x = 295,506,420.43/19,145.55
  6. Step 6: Final answer
    x = 15,434.73

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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.