Home / 45,660.96-68,498.10-14,073.66

Finding the Fourth Proportional to 45,660.96, 68,498.10 and 14,073.66

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Solution

The fourth proportional to 45,660.96, 68,498.10 and 14,073.66 is: 21,112.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,660.96 : 68,498.10 = 14,073.66 : x
  2. Step 2: Convert to fraction form
    45,660.96/68,498.10 = 14,073.66/x
  3. Step 3: Cross multiply
    45,660.96x = 68,498.10 × 14,073.66
  4. Step 4: Simplify right side
    45,660.96x = 964,018,970.05
  5. Step 5: Solve for x
    x = 964,018,970.05/45,660.96
  6. Step 6: Final answer
    x = 21,112.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.