Home / 19,791.32-29,686.97-5,000.23

Finding the Fourth Proportional to 19,791.32, 29,686.97 and 5,000.23

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Solution

The fourth proportional to 19,791.32, 29,686.97 and 5,000.23 is: 7,500.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,791.32 : 29,686.97 = 5,000.23 : x
  2. Step 2: Convert to fraction form
    19,791.32/29,686.97 = 5,000.23/x
  3. Step 3: Cross multiply
    19,791.32x = 29,686.97 × 5,000.23
  4. Step 4: Simplify right side
    19,791.32x = 148,441,811.11
  5. Step 5: Solve for x
    x = 148,441,811.11/19,791.32
  6. Step 6: Final answer
    x = 7,500.35

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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.