Home / 34,820.12-48,051.50-18,904.25

Finding the Fourth Proportional to 34,820.12, 48,051.50 and 18,904.25

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Solution

The fourth proportional to 34,820.12, 48,051.50 and 18,904.25 is: 26,087.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,820.12 : 48,051.50 = 18,904.25 : x
  2. Step 2: Convert to fraction form
    34,820.12/48,051.50 = 18,904.25/x
  3. Step 3: Cross multiply
    34,820.12x = 48,051.50 × 18,904.25
  4. Step 4: Simplify right side
    34,820.12x = 908,377,234.10
  5. Step 5: Solve for x
    x = 908,377,234.10/34,820.12
  6. Step 6: Final answer
    x = 26,087.71

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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.