Home / 19,122.18-26,388.45-10,738.50

Finding the Fourth Proportional to 19,122.18, 26,388.45 and 10,738.50

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Solution

The fourth proportional to 19,122.18, 26,388.45 and 10,738.50 is: 14,819.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,122.18 : 26,388.45 = 10,738.50 : x
  2. Step 2: Convert to fraction form
    19,122.18/26,388.45 = 10,738.50/x
  3. Step 3: Cross multiply
    19,122.18x = 26,388.45 × 10,738.50
  4. Step 4: Simplify right side
    19,122.18x = 283,372,370.33
  5. Step 5: Solve for x
    x = 283,372,370.33/19,122.18
  6. Step 6: Final answer
    x = 14,819.04

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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.