Home / 14,399.76-19,871.36-8,026.34

Finding the Fourth Proportional to 14,399.76, 19,871.36 and 8,026.34

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Solution

The fourth proportional to 14,399.76, 19,871.36 and 8,026.34 is: 11,076.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,399.76 : 19,871.36 = 8,026.34 : x
  2. Step 2: Convert to fraction form
    14,399.76/19,871.36 = 8,026.34/x
  3. Step 3: Cross multiply
    14,399.76x = 19,871.36 × 8,026.34
  4. Step 4: Simplify right side
    14,399.76x = 159,494,201.81
  5. Step 5: Solve for x
    x = 159,494,201.81/14,399.76
  6. Step 6: Final answer
    x = 11,076.17

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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.