Home / 19,344.30-26,521.29-18,994.38

Finding the Fourth Proportional to 19,344.30, 26,521.29 and 18,994.38

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Solution

The fourth proportional to 19,344.30, 26,521.29 and 18,994.38 is: 26,041.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,344.30 : 26,521.29 = 18,994.38 : x
  2. Step 2: Convert to fraction form
    19,344.30/26,521.29 = 18,994.38/x
  3. Step 3: Cross multiply
    19,344.30x = 26,521.29 × 18,994.38
  4. Step 4: Simplify right side
    19,344.30x = 503,755,460.35
  5. Step 5: Solve for x
    x = 503,755,460.35/19,344.30
  6. Step 6: Final answer
    x = 26,041.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.