Home / 13,100.13-19,647.97-4,335.12

Finding the Fourth Proportional to 13,100.13, 19,647.97 and 4,335.12

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Solution

The fourth proportional to 13,100.13, 19,647.97 and 4,335.12 is: 6,501.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,100.13 : 19,647.97 = 4,335.12 : x
  2. Step 2: Convert to fraction form
    13,100.13/19,647.97 = 4,335.12/x
  3. Step 3: Cross multiply
    13,100.13x = 19,647.97 × 4,335.12
  4. Step 4: Simplify right side
    13,100.13x = 85,176,296.87
  5. Step 5: Solve for x
    x = 85,176,296.87/13,100.13
  6. Step 6: Final answer
    x = 6,501.94

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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.