Home / 19,630.10-29,452.96-7,150.98

Finding the Fourth Proportional to 19,630.10, 29,452.96 and 7,150.98

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Solution

The fourth proportional to 19,630.10, 29,452.96 and 7,150.98 is: 10,729.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,630.10 : 29,452.96 = 7,150.98 : x
  2. Step 2: Convert to fraction form
    19,630.10/29,452.96 = 7,150.98/x
  3. Step 3: Cross multiply
    19,630.10x = 29,452.96 × 7,150.98
  4. Step 4: Simplify right side
    19,630.10x = 210,617,527.90
  5. Step 5: Solve for x
    x = 210,617,527.90/19,630.10
  6. Step 6: Final answer
    x = 10,729.32

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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.