Home / 13,235.60-19,855.56-4,471.04

Finding the Fourth Proportional to 13,235.60, 19,855.56 and 4,471.04

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Solution

The fourth proportional to 13,235.60, 19,855.56 and 4,471.04 is: 6,707.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,235.60 : 19,855.56 = 4,471.04 : x
  2. Step 2: Convert to fraction form
    13,235.60/19,855.56 = 4,471.04/x
  3. Step 3: Cross multiply
    13,235.60x = 19,855.56 × 4,471.04
  4. Step 4: Simplify right side
    13,235.60x = 88,775,002.98
  5. Step 5: Solve for x
    x = 88,775,002.98/13,235.60
  6. Step 6: Final answer
    x = 6,707.29

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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.