Home / 12,504.36-18,737.98-5,099.76

Finding the Fourth Proportional to 12,504.36, 18,737.98 and 5,099.76

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Solution

The fourth proportional to 12,504.36, 18,737.98 and 5,099.76 is: 7,642.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,504.36 : 18,737.98 = 5,099.76 : x
  2. Step 2: Convert to fraction form
    12,504.36/18,737.98 = 5,099.76/x
  3. Step 3: Cross multiply
    12,504.36x = 18,737.98 × 5,099.76
  4. Step 4: Simplify right side
    12,504.36x = 95,559,200.88
  5. Step 5: Solve for x
    x = 95,559,200.88/12,504.36
  6. Step 6: Final answer
    x = 7,642.07

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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.