Home / 45,588.13-68,412.11-16,005.20

Finding the Fourth Proportional to 45,588.13, 68,412.11 and 16,005.20

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Solution

The fourth proportional to 45,588.13, 68,412.11 and 16,005.20 is: 24,018.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,588.13 : 68,412.11 = 16,005.20 : x
  2. Step 2: Convert to fraction form
    45,588.13/68,412.11 = 16,005.20/x
  3. Step 3: Cross multiply
    45,588.13x = 68,412.11 × 16,005.20
  4. Step 4: Simplify right side
    45,588.13x = 1,094,949,593.98
  5. Step 5: Solve for x
    x = 1,094,949,593.98/45,588.13
  6. Step 6: Final answer
    x = 24,018.31

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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.