Home / 14,026.48-19,356.45-7,738.84

Finding the Fourth Proportional to 14,026.48, 19,356.45 and 7,738.84

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Solution

The fourth proportional to 14,026.48, 19,356.45 and 7,738.84 is: 10,679.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,026.48 : 19,356.45 = 7,738.84 : x
  2. Step 2: Convert to fraction form
    14,026.48/19,356.45 = 7,738.84/x
  3. Step 3: Cross multiply
    14,026.48x = 19,356.45 × 7,738.84
  4. Step 4: Simplify right side
    14,026.48x = 149,796,469.52
  5. Step 5: Solve for x
    x = 149,796,469.52/14,026.48
  6. Step 6: Final answer
    x = 10,679.55

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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.