Home / 14,026.36-19,356.48-7,738.96

Finding the Fourth Proportional to 14,026.36, 19,356.48 and 7,738.96

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Solution

The fourth proportional to 14,026.36, 19,356.48 and 7,738.96 is: 10,679.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,026.36 : 19,356.48 = 7,738.96 : x
  2. Step 2: Convert to fraction form
    14,026.36/19,356.48 = 7,738.96/x
  3. Step 3: Cross multiply
    14,026.36x = 19,356.48 × 7,738.96
  4. Step 4: Simplify right side
    14,026.36x = 149,799,024.46
  5. Step 5: Solve for x
    x = 149,799,024.46/14,026.36
  6. Step 6: Final answer
    x = 10,679.82

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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.