Home / 30,099.92-41,538.47-18,012.83

Finding the Fourth Proportional to 30,099.92, 41,538.47 and 18,012.83

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Solution

The fourth proportional to 30,099.92, 41,538.47 and 18,012.83 is: 24,858.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,099.92 : 41,538.47 = 18,012.83 : x
  2. Step 2: Convert to fraction form
    30,099.92/41,538.47 = 18,012.83/x
  3. Step 3: Cross multiply
    30,099.92x = 41,538.47 × 18,012.83
  4. Step 4: Simplify right side
    30,099.92x = 748,225,398.57
  5. Step 5: Solve for x
    x = 748,225,398.57/30,099.92
  6. Step 6: Final answer
    x = 24,858.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.