Home / 19,743.19-29,614.91-7,897.95

Finding the Fourth Proportional to 19,743.19, 29,614.91 and 7,897.95

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Solution

The fourth proportional to 19,743.19, 29,614.91 and 7,897.95 is: 11,846.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,743.19 : 29,614.91 = 7,897.95 : x
  2. Step 2: Convert to fraction form
    19,743.19/29,614.91 = 7,897.95/x
  3. Step 3: Cross multiply
    19,743.19x = 29,614.91 × 7,897.95
  4. Step 4: Simplify right side
    19,743.19x = 233,897,078.43
  5. Step 5: Solve for x
    x = 233,897,078.43/19,743.19
  6. Step 6: Final answer
    x = 11,846.98

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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.