Home / 19,735.05-29,601.60-7,254.12

Finding the Fourth Proportional to 19,735.05, 29,601.60 and 7,254.12

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Solution

The fourth proportional to 19,735.05, 29,601.60 and 7,254.12 is: 10,880.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,735.05 : 29,601.60 = 7,254.12 : x
  2. Step 2: Convert to fraction form
    19,735.05/29,601.60 = 7,254.12/x
  3. Step 3: Cross multiply
    19,735.05x = 29,601.60 × 7,254.12
  4. Step 4: Simplify right side
    19,735.05x = 214,733,558.59
  5. Step 5: Solve for x
    x = 214,733,558.59/19,735.05
  6. Step 6: Final answer
    x = 10,880.82

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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.