Home / 39,193.56-58,799.16-12,897.36

Finding the Fourth Proportional to 39,193.56, 58,799.16 and 12,897.36

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Solution

The fourth proportional to 39,193.56, 58,799.16 and 12,897.36 is: 19,348.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,193.56 : 58,799.16 = 12,897.36 : x
  2. Step 2: Convert to fraction form
    39,193.56/58,799.16 = 12,897.36/x
  3. Step 3: Cross multiply
    39,193.56x = 58,799.16 × 12,897.36
  4. Step 4: Simplify right side
    39,193.56x = 758,353,934.22
  5. Step 5: Solve for x
    x = 758,353,934.22/39,193.56
  6. Step 6: Final answer
    x = 19,348.94

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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.