Home / 30,062.55-45,099.97-10,338.54

Finding the Fourth Proportional to 30,062.55, 45,099.97 and 10,338.54

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Solution

The fourth proportional to 30,062.55, 45,099.97 and 10,338.54 is: 15,509.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,062.55 : 45,099.97 = 10,338.54 : x
  2. Step 2: Convert to fraction form
    30,062.55/45,099.97 = 10,338.54/x
  3. Step 3: Cross multiply
    30,062.55x = 45,099.97 × 10,338.54
  4. Step 4: Simplify right side
    30,062.55x = 466,267,843.84
  5. Step 5: Solve for x
    x = 466,267,843.84/30,062.55
  6. Step 6: Final answer
    x = 15,509.92

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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.