Home / 45,560.64-68,340.54-14,395.90

Finding the Fourth Proportional to 45,560.64, 68,340.54 and 14,395.90

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Solution

The fourth proportional to 45,560.64, 68,340.54 and 14,395.90 is: 21,593.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,560.64 : 68,340.54 = 14,395.90 : x
  2. Step 2: Convert to fraction form
    45,560.64/68,340.54 = 14,395.90/x
  3. Step 3: Cross multiply
    45,560.64x = 68,340.54 × 14,395.90
  4. Step 4: Simplify right side
    45,560.64x = 983,823,579.79
  5. Step 5: Solve for x
    x = 983,823,579.79/45,560.64
  6. Step 6: Final answer
    x = 21,593.72

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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.