Home / 45,410.67-68,127.41-15,828.80

Finding the Fourth Proportional to 45,410.67, 68,127.41 and 15,828.80

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Solution

The fourth proportional to 45,410.67, 68,127.41 and 15,828.80 is: 23,747.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,410.67 : 68,127.41 = 15,828.80 : x
  2. Step 2: Convert to fraction form
    45,410.67/68,127.41 = 15,828.80/x
  3. Step 3: Cross multiply
    45,410.67x = 68,127.41 × 15,828.80
  4. Step 4: Simplify right side
    45,410.67x = 1,078,374,846.34
  5. Step 5: Solve for x
    x = 1,078,374,846.34/45,410.67
  6. Step 6: Final answer
    x = 23,747.17

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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.