Home / 18,882.50-26,039.97-13,773.38

Finding the Fourth Proportional to 18,882.50, 26,039.97 and 13,773.38

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Solution

The fourth proportional to 18,882.50, 26,039.97 and 13,773.38 is: 18,994.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,882.50 : 26,039.97 = 13,773.38 : x
  2. Step 2: Convert to fraction form
    18,882.50/26,039.97 = 13,773.38/x
  3. Step 3: Cross multiply
    18,882.50x = 26,039.97 × 13,773.38
  4. Step 4: Simplify right side
    18,882.50x = 358,658,402.00
  5. Step 5: Solve for x
    x = 358,658,402.00/18,882.50
  6. Step 6: Final answer
    x = 18,994.22

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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.