Home / 45,940.92-68,911.38-14,780.76

Finding the Fourth Proportional to 45,940.92, 68,911.38 and 14,780.76

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Solution

The fourth proportional to 45,940.92, 68,911.38 and 14,780.76 is: 22,171.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,940.92 : 68,911.38 = 14,780.76 : x
  2. Step 2: Convert to fraction form
    45,940.92/68,911.38 = 14,780.76/x
  3. Step 3: Cross multiply
    45,940.92x = 68,911.38 × 14,780.76
  4. Step 4: Simplify right side
    45,940.92x = 1,018,562,569.05
  5. Step 5: Solve for x
    x = 1,018,562,569.05/45,940.92
  6. Step 6: Final answer
    x = 22,171.14

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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.