Home / 40,579.57-60,869.15-10,997.36

Finding the Fourth Proportional to 40,579.57, 60,869.15 and 10,997.36

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Solution

The fourth proportional to 40,579.57, 60,869.15 and 10,997.36 is: 16,495.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,579.57 : 60,869.15 = 10,997.36 : x
  2. Step 2: Convert to fraction form
    40,579.57/60,869.15 = 10,997.36/x
  3. Step 3: Cross multiply
    40,579.57x = 60,869.15 × 10,997.36
  4. Step 4: Simplify right side
    40,579.57x = 669,399,955.44
  5. Step 5: Solve for x
    x = 669,399,955.44/40,579.57
  6. Step 6: Final answer
    x = 16,495.98

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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.