Home / 18,876.84-26,051.39-11,323.49

Finding the Fourth Proportional to 18,876.84, 26,051.39 and 11,323.49

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Solution

The fourth proportional to 18,876.84, 26,051.39 and 11,323.49 is: 15,627.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,876.84 : 26,051.39 = 11,323.49 : x
  2. Step 2: Convert to fraction form
    18,876.84/26,051.39 = 11,323.49/x
  3. Step 3: Cross multiply
    18,876.84x = 26,051.39 × 11,323.49
  4. Step 4: Simplify right side
    18,876.84x = 294,992,552.20
  5. Step 5: Solve for x
    x = 294,992,552.20/18,876.84
  6. Step 6: Final answer
    x = 15,627.22

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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.