Home / 13,675.83-18,847.85-10,132.89

Finding the Fourth Proportional to 13,675.83, 18,847.85 and 10,132.89

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Solution

The fourth proportional to 13,675.83, 18,847.85 and 10,132.89 is: 13,965.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,675.83 : 18,847.85 = 10,132.89 : x
  2. Step 2: Convert to fraction form
    13,675.83/18,847.85 = 10,132.89/x
  3. Step 3: Cross multiply
    13,675.83x = 18,847.85 × 10,132.89
  4. Step 4: Simplify right side
    13,675.83x = 190,983,190.79
  5. Step 5: Solve for x
    x = 190,983,190.79/13,675.83
  6. Step 6: Final answer
    x = 13,965.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.