Home / 19,622.84-27,077.22-11,125.94

Finding the Fourth Proportional to 19,622.84, 27,077.22 and 11,125.94

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Solution

The fourth proportional to 19,622.84, 27,077.22 and 11,125.94 is: 15,352.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,622.84 : 27,077.22 = 11,125.94 : x
  2. Step 2: Convert to fraction form
    19,622.84/27,077.22 = 11,125.94/x
  3. Step 3: Cross multiply
    19,622.84x = 27,077.22 × 11,125.94
  4. Step 4: Simplify right side
    19,622.84x = 301,259,389.70
  5. Step 5: Solve for x
    x = 301,259,389.70/19,622.84
  6. Step 6: Final answer
    x = 15,352.49

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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.