Home / 18,741.08-28,110.96-4,701.24

Finding the Fourth Proportional to 18,741.08, 28,110.96 and 4,701.24

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Solution

The fourth proportional to 18,741.08, 28,110.96 and 4,701.24 is: 7,051.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,741.08 : 28,110.96 = 4,701.24 : x
  2. Step 2: Convert to fraction form
    18,741.08/28,110.96 = 4,701.24/x
  3. Step 3: Cross multiply
    18,741.08x = 28,110.96 × 4,701.24
  4. Step 4: Simplify right side
    18,741.08x = 132,156,369.59
  5. Step 5: Solve for x
    x = 132,156,369.59/18,741.08
  6. Step 6: Final answer
    x = 7,051.69

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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.