Home / 26,712.07-36,892.91-18,199.42

Finding the Fourth Proportional to 26,712.07, 36,892.91 and 18,199.42

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Solution

The fourth proportional to 26,712.07, 36,892.91 and 18,199.42 is: 25,135.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,712.07 : 36,892.91 = 18,199.42 : x
  2. Step 2: Convert to fraction form
    26,712.07/36,892.91 = 18,199.42/x
  3. Step 3: Cross multiply
    26,712.07x = 36,892.91 × 18,199.42
  4. Step 4: Simplify right side
    26,712.07x = 671,429,564.11
  5. Step 5: Solve for x
    x = 671,429,564.11/26,712.07
  6. Step 6: Final answer
    x = 25,135.81

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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.