Home / 23,181.48-34,770.30-7,385.87

Finding the Fourth Proportional to 23,181.48, 34,770.30 and 7,385.87

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Solution

The fourth proportional to 23,181.48, 34,770.30 and 7,385.87 is: 11,078.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,181.48 : 34,770.30 = 7,385.87 : x
  2. Step 2: Convert to fraction form
    23,181.48/34,770.30 = 7,385.87/x
  3. Step 3: Cross multiply
    23,181.48x = 34,770.30 × 7,385.87
  4. Step 4: Simplify right side
    23,181.48x = 256,808,741.81
  5. Step 5: Solve for x
    x = 256,808,741.81/23,181.48
  6. Step 6: Final answer
    x = 11,078.19

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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.